UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sa9+p8fZZwbKq2uro8psHSZug7PGG9PBZ38iFXgKaws=' 
WHERE 
  key_id = '326b2d8de1b1ca5702ef045658894f6e07693eb309d781efe6ece793657b658f' 
  AND (
    token = 'sa9+p8fZZwbKq2uro8psHSZug7PGG9PBZ38iFXgKaws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )