UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cG50ifn929ah33d8geZueSsMjqJ0Zt9a17rdW13lQlk=' 
WHERE 
  key_id = '91a19f4f10a18b434b8ea967d54b624a92ba9605e30dcf994bb975badf4e6648' 
  AND (
    token = 'cG50ifn929ah33d8geZueSsMjqJ0Zt9a17rdW13lQlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )