UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4yZ2BBJYUR7UjK3eVFLxXf9deBQr3BFiVgQdyDioOM=' 
WHERE 
  key_id = '45a9f0c1fe09b82928fca52e12e9f325ca1a20fde34d42cbb949fcfec6fd704c' 
  AND (
    token = 'z4yZ2BBJYUR7UjK3eVFLxXf9deBQr3BFiVgQdyDioOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )