UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4FrhaAzMtgE0u62lTdLHnzqSmV53f01mTt6YqLfSris=' 
WHERE 
  key_id = '340e610fc4637fcef063e77b3ae4b6a6ab16900c0d3bca39f559840cd5366da2' 
  AND (
    token = '4FrhaAzMtgE0u62lTdLHnzqSmV53f01mTt6YqLfSris=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )