UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3mHbKrs5FlGPZOCnJC1HWuELKEDfNZFx9cHzmqElsbY=' 
WHERE 
  key_id = '6395427fc35aa3b14618ebc4188ae352c5de05cfb12239f8fb3390d592e7d951' 
  AND (
    token = '3mHbKrs5FlGPZOCnJC1HWuELKEDfNZFx9cHzmqElsbY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )