UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/WH3x6qtIX9Zy3/GlD4XnIhq3sKrVNG+IYw8alJiSyE=' 
WHERE 
  key_id = 'a5f44c2f9af7b90519bc450177646834df1755c6652e56113d66579179da0c60' 
  AND (
    token = '/WH3x6qtIX9Zy3/GlD4XnIhq3sKrVNG+IYw8alJiSyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )