UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm2CAsrmqBK358/9hGALxhPwLlumzgwtPGEujDHAqnrI=' 
WHERE 
  key_id = '1a4dc4af8e87736d8ba84fd3292255f43ee689685eba5f10b0c1b848047a8694' 
  AND (
    token = 'm2CAsrmqBK358/9hGALxhPwLlumzgwtPGEujDHAqnrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )