Expired Time

<?php
$time_now         = time(); // timestamp
$expired_duration = 60 * 60; // 1 hour (minutes * seconds)
$time_expired     = $time_now + $expired_duration;
echo( $time_now . '<br>' );
echo( $time_expired . '<br>' );
echo( date( 'F j, Y, g:i a', $time_now ) . '<br>' );
echo( date( 'F j, Y, g:i a', $time_expired ) );