UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6mmVYct2LJ5XqLKGdIiuXQQO74SP7zBboE0ztWK5Xs=' 
WHERE 
  key_id = 'a640ff3ebe8ebcd54587712b3779d571b26acc2e175ca81bbba231d66eabe2ee' 
  AND (
    token = 'k6mmVYct2LJ5XqLKGdIiuXQQO74SP7zBboE0ztWK5Xs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )