UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'krLbqkte6dSarMQVm53UNiSjnt3TUVNBNGyuwuo4+lc=' 
WHERE 
  key_id = '2fa05ce327665644fa6fea129109f23f055c4936cce7a9ccee698128a14c503c' 
  AND (
    token = 'krLbqkte6dSarMQVm53UNiSjnt3TUVNBNGyuwuo4+lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )