UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'flAYKh4LhoxmRGPF4xAGV4bATm2vZxukpf3/zTUbiYc=' 
WHERE 
  key_id = '89e78da52615a26f40b23648ac39ae91e46d070d78fb44674678ccde58467eb4' 
  AND (
    token = 'flAYKh4LhoxmRGPF4xAGV4bATm2vZxukpf3/zTUbiYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )