UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwb3gRnOA0yNhWZquzwTtVNaslK+zX8StonoUCAdgEI=' 
WHERE 
  key_id = '21f4892ef329457bfb1624b47378238e8748d3ba5dfff744e72b67b36b30e436' 
  AND (
    token = 'kwb3gRnOA0yNhWZquzwTtVNaslK+zX8StonoUCAdgEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )