UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BC4gnapALwY1qUQcYJ+9PwsQI/DpE+FcxtaIovP/cEs=' 
WHERE 
  key_id = '926592f594b304159b3fbf8d409d86f11b31f7438b25618e073b5dad91f0bdd9' 
  AND (
    token = 'BC4gnapALwY1qUQcYJ+9PwsQI/DpE+FcxtaIovP/cEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )