UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '87T1hN3QVcVfEn/guRW2Gg04DBX3RwT6sL2MkdlH8Ko=' 
WHERE 
  key_id = '4270d6cfd21301f237e704bbcfa7950948c7e31a2518fed7356f44a4f232408a' 
  AND (
    token = '87T1hN3QVcVfEn/guRW2Gg04DBX3RwT6sL2MkdlH8Ko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )