UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qCGW+COA9C1qSErVZsXBpsnQVDMZtGSrnX5q9yOEUC0=' 
WHERE 
  key_id = '9fb7aba7b0fab78176f18db931745903a280dced3f3b2c95375c71a516b56e7d' 
  AND (
    token = 'qCGW+COA9C1qSErVZsXBpsnQVDMZtGSrnX5q9yOEUC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )