UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K0wvsTbolobVwgvFvStpv2TIQyRDaDnBAus+pvUO1YM=' 
WHERE 
  key_id = '2e6861a880686c8128cebad15884999b485df52e34920611e93daf06e0ed6203' 
  AND (
    token = 'K0wvsTbolobVwgvFvStpv2TIQyRDaDnBAus+pvUO1YM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )