UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4d+IlxUtQfnb3AUCfycBkCHj6+pDBA+ZYn6r2eHpSVU=' 
WHERE 
  key_id = '42d8b90a29dd87924bfde1f0d0850b23eea3fdb9c89f20fb6a5e916138820697' 
  AND (
    token = '4d+IlxUtQfnb3AUCfycBkCHj6+pDBA+ZYn6r2eHpSVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )