UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P5zRmHBLwM57ygqRKM73S/vEdzTKGrlPjYQSkW33IEI=' 
WHERE 
  key_id = '76e80a0021bdfb4dfc5168d9b8482906b83d7d65be6d024163d8c244a7812128' 
  AND (
    token = 'P5zRmHBLwM57ygqRKM73S/vEdzTKGrlPjYQSkW33IEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )