UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2QJK91/l8d5pVUPGDPNs2yDcgzspuVHNgf8Z6dCMrak=' 
WHERE 
  key_id = 'a264f42066e5187028cbd41d2e848a635c8e513bb11b68ede7be7ffa4e249bac' 
  AND (
    token = '2QJK91/l8d5pVUPGDPNs2yDcgzspuVHNgf8Z6dCMrak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )