UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u46WLZBaiU/ENwqITS4Tk4ZzzH3CyXro8t5Urq8fE9U=' 
WHERE 
  key_id = 'af49b6571b5108bc9d37edf5d1020dd9b508e287e2f3b39f0f3c37b31a152815' 
  AND (
    token = 'u46WLZBaiU/ENwqITS4Tk4ZzzH3CyXro8t5Urq8fE9U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )