UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/gnFdQdZRBTnKEq2vG5M9BX8gTOSNq5GKlI04C/cGNU=' 
WHERE 
  key_id = '9b942ccf73c884109dc61caa3704c81cbbed080b420dbabc89325f5c77122f46' 
  AND (
    token = '/gnFdQdZRBTnKEq2vG5M9BX8gTOSNq5GKlI04C/cGNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )