UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dcMW/IJjgLvbsUzxhTHZitFDIyBwFci7Pkjx/R8TdMI=' 
WHERE 
  key_id = '683e7c333f3768277b81778dfa1fc9225a28882875383dabdf24ced3ccd22029' 
  AND (
    token = 'dcMW/IJjgLvbsUzxhTHZitFDIyBwFci7Pkjx/R8TdMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )