UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9PHbnz56wwvPbEhOhhcdzG6qPFiKbfbOKj6WDOrXYWA=' 
WHERE 
  key_id = 'a56e4193c2a18c83587d2f8c118c8a59259e0583891b056deb327ac21007e248' 
  AND (
    token = '9PHbnz56wwvPbEhOhhcdzG6qPFiKbfbOKj6WDOrXYWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )