UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HDH8DaZuGluWJp7QqbX+dn/tfqkWYHhTVxf3i+ivu/A=' 
WHERE 
  key_id = 'b520e2733d5300eec40023d2f831a4962fcf429c70a1284122af8b2fb47743a6' 
  AND (
    token = 'HDH8DaZuGluWJp7QqbX+dn/tfqkWYHhTVxf3i+ivu/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )