UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NxgwofJm1EJmT9BdKrt8cU1q2pcFtDPATw3xbTZJRVw=' 
WHERE 
  key_id = '813841fb30c1e8f6424b49ebfa85c4fdfe6fccb5f94a61da1b7e44c0f481fe35' 
  AND (
    token = 'NxgwofJm1EJmT9BdKrt8cU1q2pcFtDPATw3xbTZJRVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )