UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uM2OYiUNL/pMlheX8BawuXiZs+mk0BtveXgZTXOyODA=' 
WHERE 
  key_id = '879964c2330bbdc0283d0fb76d39507252044732e3dd60a948083b994084484a' 
  AND (
    token = 'uM2OYiUNL/pMlheX8BawuXiZs+mk0BtveXgZTXOyODA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )