UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O9bKRATRBT7j7CqbOcESSrzjdcgJqMIk4IFxh0SlXGc=' 
WHERE 
  key_id = '918aaf29de24e2c7a147f2434e9f4818ac2af4f1699ad6f37925c51477c82be8' 
  AND (
    token = 'O9bKRATRBT7j7CqbOcESSrzjdcgJqMIk4IFxh0SlXGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )