UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mcelk1yuzuTmTGu1XGUb9BoQR1+AiKV3rppBoCuYA04=' 
WHERE 
  key_id = '1f225886bbb248f360a7582f201bc35844a3a175d147fe444cabe286000af462' 
  AND (
    token = 'Mcelk1yuzuTmTGu1XGUb9BoQR1+AiKV3rppBoCuYA04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )