UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vvIg88gq1fPyWIkOsZ+wecW9WvP7qL3XkkHlcPYcOZg=' 
WHERE 
  key_id = '30b736f52c48730e9d3d4246942676cf9da59274118e3e1913b02660012395ee' 
  AND (
    token = 'vvIg88gq1fPyWIkOsZ+wecW9WvP7qL3XkkHlcPYcOZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )