UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Hxdg3MH/pzS22jorh1+FSBKMdjUqmprosw0uu0f0Sk=' 
WHERE 
  key_id = '4839d4492dc7b3b3df5d98b53716e3a700b39015cbc6e950264dadf65ddb463f' 
  AND (
    token = '6Hxdg3MH/pzS22jorh1+FSBKMdjUqmprosw0uu0f0Sk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )