UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VatpnDxWxE0v6wG2+RRbkdBLcZS70BxthzBVNc99vXo=' 
WHERE 
  key_id = '797bba9233b6d77fbebab53006167c62c39d957eac61d7fd92fe879efe0fd59d' 
  AND (
    token = 'VatpnDxWxE0v6wG2+RRbkdBLcZS70BxthzBVNc99vXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )