UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OlkTXUOXt1RkbFncW4Digodx3DKvk3GDFasVrv/WDgM=' 
WHERE 
  key_id = '21b4efdbf754c93b99698cb3d496a35b2260312e803175dda7a63d6ba206a41c' 
  AND (
    token = 'OlkTXUOXt1RkbFncW4Digodx3DKvk3GDFasVrv/WDgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )