Change when to show the renewal link on Paid Memberships Pro account page.

show-renewal-link-on-30-days-or-less.php

<?php
/**
 * This will only show renewal date within 30 days or less than the members expiration.
 * Add this code from line 7+ to your PMPro Customizations Plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 * Visit www.paidmembershipspro.com for help.
 */
function show_renewal_link_on_30_days( $r, $level ) {

	if ( empty( $level->enddate ) ) {
		return false;
	}

	$days = 30; // Change this to value.

	// Are we within the days until expiration?
	$now = current_time( 'timestamp' );

	if ( $now + ( $days * 3600 * 24 ) >= $level->enddate ) {
		$r = true;
	} else {
		$r = false;
	}

	return $r;
}

add_filter( 'pmpro_is_level_expiring_soon', 'show_renewal_link_on_30_days', 10, 2 );