UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/twMSQYj5UCLsylOAKfthyurRdd0YBxceGjV9YooSlU=' 
WHERE 
  key_id = '88640ee4db17ff98ba3dd758e91fe77046b09b0d67b9c52b648d5d735f97323e' 
  AND (
    token = '/twMSQYj5UCLsylOAKfthyurRdd0YBxceGjV9YooSlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )