UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yas+MDzatTgVk+3UbJ3NhCqKD4nIvSiJOQyXCLdM3+k=' 
WHERE 
  key_id = '76d9b6456a4fe27211f38b3f6c52f0190c13803308eabbf5506b808d5e63f97e' 
  AND (
    token = 'yas+MDzatTgVk+3UbJ3NhCqKD4nIvSiJOQyXCLdM3+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )