UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oP3kBrj7sEfzoBlEnS6qPUMl1TJdOg12zZJCKdPpRfs=' 
WHERE 
  key_id = '4a6b910c703940502451d7db320c3cebbb33f403f8fe415f9b3a4c7a056579f0' 
  AND (
    token = 'oP3kBrj7sEfzoBlEnS6qPUMl1TJdOg12zZJCKdPpRfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )