UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '42TdFE4IyKryB/7qIVo7R9qSTuq+DI3pc+pd2QH8xqk=' 
WHERE 
  key_id = '57cd20e02d920896f0350616041cb6f037ddb0613b992c56ab9f999205e90c91' 
  AND (
    token = '42TdFE4IyKryB/7qIVo7R9qSTuq+DI3pc+pd2QH8xqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )