UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ut4eed7/hGj+bUOB7cKsniMLOpeTbxI3fQ2mugcGzis=' 
WHERE 
  key_id = '50c7ef62ce694aeb7275428a6ecba3d3a9cb6814c9b157602652b7343fa866b2' 
  AND (
    token = 'ut4eed7/hGj+bUOB7cKsniMLOpeTbxI3fQ2mugcGzis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )