UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/DvQ+mldGrUyiEvFq3/fbhjGq7ZzrAQxg4vnM49Qetw=' 
WHERE 
  key_id = 'bbf5b8f4c323d4f258c7c348bf9eb83cc823803f8e193226e4298bbfc4154a18' 
  AND (
    token = '/DvQ+mldGrUyiEvFq3/fbhjGq7ZzrAQxg4vnM49Qetw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )