meta_query.php

<?php
$meta_value = esc_html( get_the_title() );  // set $meta_value to query for
$args = array(
	'meta_query' => array(
	  'relation'	=>	'OR',  // retrieve post if either query is true
	  'meta_subquery1'	=>	array(
  		'key'	=>	'meta_key1',
		  'value'	=> $meta_value,
  		'compare'	=> '='
  	),
  	'meta_subquery2'	=>	array(
		  'key'	=>	'meta_key2',
		  'value'	=>	$meta_value,
		  'compare'	=> '='
	  ),
	),
	'orderby' => 'meta_key'
);
$query = new WP_Query( $args );