UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zpoOx8NQ9LE1BHk+86BVxD4x74xjmL77P3j1l6yMew0=' 
WHERE 
  key_id = 'd9668ada3e65dde3aa6c695e9b39535d21897fc54aa108f4f083252c72732e94' 
  AND (
    token = 'zpoOx8NQ9LE1BHk+86BVxD4x74xjmL77P3j1l6yMew0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )