UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zew4sini9IfkfwmNSx8PtYpjIk5enJt1UP+OOLi9cAI=' 
WHERE 
  key_id = '6868b07ae2c4ebb7ce4712c7ca39f65335c6d54282ff99735ef43458dc868bf6' 
  AND (
    token = 'zew4sini9IfkfwmNSx8PtYpjIk5enJt1UP+OOLi9cAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )