UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qhKmh7CfzavbTmkRaUFJGMxsuW+Agd3w4mJHKH9AQvU=' 
WHERE 
  key_id = 'cbbfefda7f4666a19c247b8a6fdf43f673662be937e166b76231dd9c2ff45531' 
  AND (
    token = 'qhKmh7CfzavbTmkRaUFJGMxsuW+Agd3w4mJHKH9AQvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )