UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PX01AGP8qol3WtETz2xibdlO88NJipiJesdnDFrhpT8=' 
WHERE 
  key_id = '391939d7b8d8e86e9bbcf9dbbaffe2df6c9d26f924166ef4d4d3c27deac04e42' 
  AND (
    token = 'PX01AGP8qol3WtETz2xibdlO88NJipiJesdnDFrhpT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )