UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kabuft20VKagRjKYFIhvWmfavpGuwXwUI/f4vXuMWvI=' 
WHERE 
  key_id = 'e88795a2e5b449e0e6f8f2ce8c2fa07620869493957668098be22050d4da3e24' 
  AND (
    token = 'kabuft20VKagRjKYFIhvWmfavpGuwXwUI/f4vXuMWvI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )