UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xW7rE5fe7oVT/h1gLHd7DB4uk5PuaHhX6fkfTxd9iHQ=' 
WHERE 
  key_id = '36c7f96c6e738d0972c577900607189b022c6a7b511f550435f8c5dea622959b' 
  AND (
    token = 'xW7rE5fe7oVT/h1gLHd7DB4uk5PuaHhX6fkfTxd9iHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )