UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BgJyLR3ooEZEwV+HI4+4KrE4UjYzf/edXiVKF3BwQE=' 
WHERE 
  key_id = '831c2438f3b9cf5b5096936bffde31a66fe2b571679872db557638e43a37695d' 
  AND (
    token = '6BgJyLR3ooEZEwV+HI4+4KrE4UjYzf/edXiVKF3BwQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )