controller.php

    /**
     * Init phone verification
     *
     * @return Response
     * @throws Exception
     */
    public function phoneVerificationAction()
    {
        $em = $this->getDoctrine()->getManager();
        $request = $this->getRequest();
        $session = $request->getSession();

        $user = $this->getUser();
        /* @var $user Users */

        if (!$user->getPhone()) {
            throw new Exception('Logic Exception');
        }

        if ($user->getIsVerifiedPhone()) {
            throw new Exception('Logic Exception');
        }

        if (!$user->getPhoneCode()) {
            $twilio = $this->get('twilio.api');
            /* @var $twilio \Vresh\TwilioBundle\Service\TwilioWrapper */

            $code = rand(100000, 999999);

            $user->setPhoneCode($code);
            $user->setPhoneCodeLastSend(new \DateTime());
            $em->persist($user);
            $em->flush();

            //send sms witch validation code
            if (self::ENABLE_SEND_SMS) {
                $message = $twilio->account->sms_messages->create(
                    '+18562824105', // From a valid Twilio number
                    $user->getPhone(), // Text this number
                    "Validation Code " . $code
                );
            }
        }

        $now = new \DateTime();
        $diff = $now->getTimestamp() - $user->getPhoneCodeLastSend()->getTimestamp();

        return $this->render('MxupFrontendBundle:Profile:settings.phone.validation.html.twig', array(
            'error' => $request->get('error', false),
            'next_resend_after' => 120 - $diff //2 min - diff
        ));
    }

    /**
     * Validate phone action
     *
     * @return \Symfony\Component\HttpFoundation\RedirectResponse
     */
    public function phoneValidateAction()
    {
        $em = $this->getDoctrine()->getManager();
        $request = $this->getRequest();
        $session = $request->getSession();

        $user = $this->getUser();
        /* @var $user Users */

        $code = $request->get('code', null);

        if ($user->getPhoneCode() != $code) {
            return $this->redirect($this->generateUrl('mxup_frontend_profile_phone_verification', array('error' => '1')));
        }

        $user->setPhoneCode('');
        $user->setIsVerifiedPhone(true);
        $em->persist($user);
        $em->flush();

        $session->getFlashBag()->add('notice', 'Your phone successfully validated');

        return $this->redirect($this->generateUrl('mxup_frontend_profile_settings'));
    }

    /**
     * Re-send phone verification code
     *
     * @return \Symfony\Component\HttpFoundation\RedirectResponse
     * @throws Exception
     */
    public function phoneValidateResendAction()
    {
        $em = $this->getDoctrine()->getManager();
        $request = $this->getRequest();
        $session = $request->getSession();

        $user = $this->getUser();
        /* @var $user Users */

        $last_send_time = $user->getPhoneCodeLastSend();
        /* @var $last_send_time \DateTime */

        if (!$user->getPhone()) {
            throw new Exception('Logic Exception');
        }

        if ($user->getIsVerifiedPhone()) {
            throw new Exception('Logic Exception');
        }

        if (!$user->getPhoneCode() || !$last_send_time) {
            throw new Exception('Logic Exception');
        }

        $now = new \DateTime();
        $diff = $now->getTimestamp() - $last_send_time->getTimestamp();

        if ($diff < 120) { //2 min
            throw new Exception('Logic Exception');
        }

        $twilio = $this->get('twilio.api');
        /* @var $twilio \Vresh\TwilioBundle\Service\TwilioWrapper */

        $code = rand(100000, 999999);

        $user->setPhoneCode($code);
        $user->setPhoneCodeLastSend(new \DateTime());
        $em->persist($user);
        $em->flush();

        //send sms witch validation code
        if (self::ENABLE_SEND_SMS) {
            $message = $twilio->account->sms_messages->create(
                '+18562824105', // From a valid Twilio number
                $user->getPhone(), // Text this number
                "Validation Code " . $code
            );
        }

        return $this->redirect($this->generateUrl('mxup_frontend_profile_phone_verification'));
    }

phone.validation.html.twig

{% extends 'MxupFrontendBundle:Profile:index.html.twig' %}

{% block stylesheets %}
  {{ parent() }}

{% endblock %}

{% block profile_content %}
<div class="border-block content-item">
  <form class="form-horizontal" action="{{ path('mxup_frontend_profile_phone_validate') }}" method="POST">
    <input type="text" name="code" placeholder="XXXXXX" autocomplete="false">
    <div class="form-submit-item">

      <a href="{{ path('mxup_frontend_profile_phone_resend') }}" class="re-send" onclick="return false;">
        <span class="counter" {% if next_resend_after <= 0 %}style="display: none"{% endif %}>{{ next_resend_after }}</span>
        <span class="text">
          {% if next_resend_after <= 0 %}
            {% trans %}re-send now{% endtrans %}
          {% else %}
            {% trans %}'s for re-send{% endtrans %}
          {% endif %}
        </span>
      </a>

      <button type="submit" class="btn purple-btn b-radius10">{% trans %}validate{% endtrans %}</button>
    </div>
    {% if error %}
      <div class="hint error">
        {% trans %}This Code Not Corrected{% endtrans %}
      </div>
    {% endif %}
  </form>
</div>
{% endblock %}
{% block javascripts %}
  {{ parent() }}

  {% javascripts '@MxupFrontendBundle/Resources/public/js/phone_verification.js' output='js/phone_verification.js' %}
  <script src="{{ asset_url }}"></script>
  {% endjavascripts %}
{% endblock %}

phone_verification.js

$(document).ready(function(){
  var counter_id = setInterval(function(){
    var seconds = parseInt($('.re-send').find('.counter').text());

    if (seconds <= 0) {
      clearInterval(counter_id);
      $('.re-send').find('.counter').hide();
      $('.re-send').find('.text').text('re-send now');
      $('.re-send').attr('onclick', 'return true;');
      return;
    }

    $('.re-send').find('.counter').text(--seconds);
    $('.re-send').find('.text').text('\'s for re-send');

  }, 1000);
});

routing.yml

mxup_frontend_profile_phone_verification:
    pattern:  /phone/verification
    defaults: { _controller: MxupFrontendBundle:Profile:phoneVerification }

mxup_frontend_profile_phone_validate:
    pattern:  /phone/validate
    defaults: { _controller: MxupFrontendBundle:Profile:phoneValidate }

mxup_frontend_profile_phone_resend:
    pattern:  /phone/resend
    defaults: { _controller: MxupFrontendBundle:Profile:phoneValidateResend }