UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D2hHysu4Mq6tAK7wkf9RHurzAwHz+YQ72S+uMUZbejA=' 
WHERE 
  key_id = '03c54a3e8b0ece978bc2a78234aadf0c960f053e29ee26dc7cb96413705babd0' 
  AND (
    token = 'D2hHysu4Mq6tAK7wkf9RHurzAwHz+YQ72S+uMUZbejA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )