UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RrwjtC+7AtklX5VURqkQCNGRvN537ZSnBA7EXGYufyo=' 
WHERE 
  key_id = '427faf107198fcdcb651aab84d4f4560e282a678596c1ff33c590dda6c6e3de7' 
  AND (
    token = 'RrwjtC+7AtklX5VURqkQCNGRvN537ZSnBA7EXGYufyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )