UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlUyMB7TGuvL5PeRSaI8dY/+y4X/u0wjzmAGUxUYeqI=' 
WHERE 
  key_id = '99ba4af83f112123420b590706154c8f13a54287febe15bd99014030c3101757' 
  AND (
    token = 'mlUyMB7TGuvL5PeRSaI8dY/+y4X/u0wjzmAGUxUYeqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )