UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bRPXyRgS+EyNCxWN86ExEuQYE58HzO3TXHYF2XozJT8=' 
WHERE 
  key_id = '8c1a1a8473e0979b8fef6d15dd84b661214f80c67a3beaab9ad768a1440ecafc' 
  AND (
    token = 'bRPXyRgS+EyNCxWN86ExEuQYE58HzO3TXHYF2XozJT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )