UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3VL9aMnRSbdAhnDJrvEJ3h1TERcyBnPbayLhUhP1F9o=' 
WHERE 
  key_id = '1cb974a6e2e28bbac0b68affe2824ad66072acbe935b3816eb18712e9aa01c37' 
  AND (
    token = '3VL9aMnRSbdAhnDJrvEJ3h1TERcyBnPbayLhUhP1F9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )