UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7D/bL9kXhjAwARdIDAgha+moVlu+f0RrYyM2CLTe6+0=' 
WHERE 
  key_id = '6e4940d1926efb1119ce327e1e5c941e4640f3087da398fc1b7a7cb27923c406' 
  AND (
    token = '7D/bL9kXhjAwARdIDAgha+moVlu+f0RrYyM2CLTe6+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )