MatthiasMullie\Scrapbook\Adapters\Redis::touch PHP Метод

    public function touch($key, $expire)
    {
        $ttl = $this->ttl($expire);
        if ($ttl < 0) {
            // Redis can't set expired, so just remove in that case ;)
            return (bool) $this->client->del($key);
        }
        return $this->client->expire($key, $ttl);
    }