UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+d8mtdmNVngarTT5XDeiC8VbzZO8NO5/9erMVc/1rkM=' 
WHERE 
  key_id = '3b6d5bd6d2ba5bbbf9297a920611812921244a83812a798394d057ad798b9a39' 
  AND (
    token = '+d8mtdmNVngarTT5XDeiC8VbzZO8NO5/9erMVc/1rkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )