UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PvG/mOy4IYapmcYiIHjWfcEmVYps2gaQpNDx3eFekNg=' 
WHERE 
  key_id = '874cef07fdf761bd15debbf9eb762ef1e6bbfa6ed83225e7cbe761f9b206178a' 
  AND (
    token = 'PvG/mOy4IYapmcYiIHjWfcEmVYps2gaQpNDx3eFekNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )