UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PUfjdhYc8I6VXK5EP7WSiTIzyb39LrLnNbFCkx+YFzg=' 
WHERE 
  key_id = '9aeeba176eb8c41fe736cc3ed7b2242ca48343c96292f81735c4fcfa9aaf7556' 
  AND (
    token = 'PUfjdhYc8I6VXK5EP7WSiTIzyb39LrLnNbFCkx+YFzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )