UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QVpIyFvhkg0eSRnb1NcWeQnwFLCQkg4LsPQSCfZfKEM=' 
WHERE 
  key_id = '546fc0cc79115e167980bbb32d14827346861ddf7b5c9a57fc69115ff135aff3' 
  AND (
    token = 'QVpIyFvhkg0eSRnb1NcWeQnwFLCQkg4LsPQSCfZfKEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )