UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y8y7SwN1M79riSdI/LVaeTi/kQXnsK3m9NXArlPWyAY=' 
WHERE 
  key_id = 'cdd4beb2810a483b2d20b1deb94eee5b32c169c50d6ecf73fcb49b3005abc935' 
  AND (
    token = 'Y8y7SwN1M79riSdI/LVaeTi/kQXnsK3m9NXArlPWyAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )