UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8mpeeauGd1ZjZHYaCgJXhA0u0jV9Numr86kgRkpobvw=' 
WHERE 
  key_id = '473e159a753f6cebbeae2a6197f748efc251b4ba631dc3a8b77b4e911b20d45b' 
  AND (
    token = '8mpeeauGd1ZjZHYaCgJXhA0u0jV9Numr86kgRkpobvw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )