UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A8Z4044IFRwSx3lzqwBqpn2Ov/yUyWn8Ep+384MvqCg=' 
WHERE 
  key_id = '1a7c275bc6c683409a5d46befab6b5f4bfc6c70b909da2804ce55deb13f404da' 
  AND (
    token = 'A8Z4044IFRwSx3lzqwBqpn2Ov/yUyWn8Ep+384MvqCg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )