UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lu1kFfuNlogovdgDfhHy/WxJhqpThIk8Oj/rWm8UWek=' 
WHERE 
  key_id = '825a3dfe30fc83a3b8747c56974a74f8940397011431586cdc26c7da0790ad13' 
  AND (
    token = 'Lu1kFfuNlogovdgDfhHy/WxJhqpThIk8Oj/rWm8UWek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )