Automattic\WP\Cron_Control\Lock::free_lock PHP Метод

    public static function free_lock($lock, $expires = 0)
    {
        if (self::get_lock_value($lock) > 1) {
            wp_cache_decr(self::get_key($lock));
        } else {
            wp_cache_set(self::get_key($lock), 0, null, $expires);
        }
        wp_cache_set(self::get_key($lock, 'timestamp'), time(), null, $expires);
        return true;
    }