UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JiuwclDmu54f9lqDn//MCFOCPdhC9wubAbjPUuoMnKw=' 
WHERE 
  key_id = '7d4e170e00574c409ce346442f7721208cf7e5a662e969f80cafe8dd13fb4765' 
  AND (
    token = 'JiuwclDmu54f9lqDn//MCFOCPdhC9wubAbjPUuoMnKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )