UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dm6uKEb5hXp/4sj6fxKgUGzbMyPSdHjNbr9BsNLjwM8=' 
WHERE 
  key_id = 'acac90e8562734e97ac76882eabbe707718ed75e1ea4a850f74fee66ab5f4371' 
  AND (
    token = 'Dm6uKEb5hXp/4sj6fxKgUGzbMyPSdHjNbr9BsNLjwM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )