UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+WJUJ8VolfnaD2zs2770HvXOJRLnygDpAF63yW2O86Y=' 
WHERE 
  key_id = '1493809d9c6d6416244dbeefad594365c45f82929ca40772cb9d26f57d0c2984' 
  AND (
    token = '+WJUJ8VolfnaD2zs2770HvXOJRLnygDpAF63yW2O86Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )