UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K6lVKTlATCtgSIf6V1Xmh+Q6JU0VEPnPoHJG4z4KcE0=' 
WHERE 
  key_id = 'bf41522c9eb2dc79d90768e3c5f4f5844807d8c2d48f0447881c9c55eeee9d5b' 
  AND (
    token = 'K6lVKTlATCtgSIf6V1Xmh+Q6JU0VEPnPoHJG4z4KcE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )