UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RtKd/aE5hZlnbXAq4uqF8o9nOLtmM/jvMW7L+KH/qsM=' 
WHERE 
  key_id = 'a2e3efd016f564eef8ceea3e12761dc88c5523e8c02105b99dc7c090e8302d75' 
  AND (
    token = 'RtKd/aE5hZlnbXAq4uqF8o9nOLtmM/jvMW7L+KH/qsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )