UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2TtmBrzMsXuQjWJOJWBE5xBKBi6FxewkFlfl1hkpTPA=' 
WHERE 
  key_id = 'a9635678c6457d9fad91853a745a0a2e64f613bee5fc341624c8210dd16c0369' 
  AND (
    token = '2TtmBrzMsXuQjWJOJWBE5xBKBi6FxewkFlfl1hkpTPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )