UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2JSU2izdDkNe2P9SS88e9YGTn+YgmqdxLPUk9qBKidM=' 
WHERE 
  key_id = 'd431b81992d9355caebcb420201cc5ecdd8e55fc6fdc73d841ad807f2d2fd8e0' 
  AND (
    token = '2JSU2izdDkNe2P9SS88e9YGTn+YgmqdxLPUk9qBKidM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )