UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JGajdPggXvIdSdjmYksj/+2seBukzENwE33DRJ7g1FQ=' 
WHERE 
  key_id = '98e64dfeae8e4d91261d48bfa9fd480ab4e19d4c8112332fc5110d29e2721a82' 
  AND (
    token = 'JGajdPggXvIdSdjmYksj/+2seBukzENwE33DRJ7g1FQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )