UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NJz/fbmnpxUwO45PG/LlZiohhzd3zYB2wrNcaSQZ8rw=' 
WHERE 
  key_id = '429e1d8c696614de4b6f213527f4f616627761613c82721b1207324a3e8b64a5' 
  AND (
    token = 'NJz/fbmnpxUwO45PG/LlZiohhzd3zYB2wrNcaSQZ8rw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )