UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qg+y0D7zTNx1mM0TXE1sy0Fd8oj7g9l9lP9pBxBwQ1E=' 
WHERE 
  key_id = 'a2af0d1a6e49a865c3d9bec85163b9b8220d1fd8b2602e114e5be36d074ff599' 
  AND (
    token = 'Qg+y0D7zTNx1mM0TXE1sy0Fd8oj7g9l9lP9pBxBwQ1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )