UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mdp0APTgu4IUStioMdOfW1dsDQiSxN8AI4pxbbzS5Jc=' 
WHERE 
  key_id = '4dd38f922c3a9efadde64ecd4246ee39eeda1cda4cf816c8d2019e4d1c46d510' 
  AND (
    token = 'Mdp0APTgu4IUStioMdOfW1dsDQiSxN8AI4pxbbzS5Jc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )