UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eaI6WqeWkD5w4o9H/DCnxelL7YArP9gBfoCkui+Of34=' 
WHERE 
  key_id = '83090b852249de98c90a970140312dacd2bb984cb101c58556d01a5da73ceb2d' 
  AND (
    token = 'eaI6WqeWkD5w4o9H/DCnxelL7YArP9gBfoCkui+Of34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )