UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emNZlgAPKFpI9u/qldjEqP/MhoiMoNtO/UdjsILKFa4=' 
WHERE 
  key_id = '1a72830dd1d41e1e8f2fab929abfebf6c6e4c5c26785877434f4c5ed8b59abf3' 
  AND (
    token = 'emNZlgAPKFpI9u/qldjEqP/MhoiMoNtO/UdjsILKFa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )