UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+sW/6tHhQNYDpStX5gx7V+6+cGVYDbgMS0Mk56nY+OQ=' 
WHERE 
  key_id = 'a6731a0ee06b5128bd11c8932055c532afea6abea575615778b182ede2745d96' 
  AND (
    token = '+sW/6tHhQNYDpStX5gx7V+6+cGVYDbgMS0Mk56nY+OQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )