UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HwyK2GyFYWRjPbcv8mbsbO0MnkwUSCb6lmgbFtpK8B8=' 
WHERE 
  key_id = '43bd8d642ffb4ae17a2075da066ddff084e4272456b3bccbe5e5e040c6abfbba' 
  AND (
    token = 'HwyK2GyFYWRjPbcv8mbsbO0MnkwUSCb6lmgbFtpK8B8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )