UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BMprkHnAfIKMoGiFF9NVldzoWytBAavJZGpi7+0APXo=' 
WHERE 
  key_id = 'ad5343c941ff2ea01fefdd985dae96661b3e3f9fa039c0ebc3d66d33286c2813' 
  AND (
    token = 'BMprkHnAfIKMoGiFF9NVldzoWytBAavJZGpi7+0APXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )