UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '37whEAAEZEljY4EjATPAcsuCKrdnCxiv3yTH0jxUA3A=' 
WHERE 
  key_id = '83f9a5b7e7b31f8480131b97b9b6464d1c40ab065d189ae5374868b2005f1259' 
  AND (
    token = '37whEAAEZEljY4EjATPAcsuCKrdnCxiv3yTH0jxUA3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )