UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4UvWyQapcsyd08wDnjo+jEbj7EEu3pcBahHmvsQLcBs=' 
WHERE 
  key_id = '8357bbcd34d40a389281b30a9c0b6960a023d900761806c5943696e5e76f235e' 
  AND (
    token = '4UvWyQapcsyd08wDnjo+jEbj7EEu3pcBahHmvsQLcBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )