UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0cz2JGB/ThLXmdcFoar1bfdWvBsWeTL3ZNRJo8YWLGw=' 
WHERE 
  key_id = '6be036ab9bcddabdc940c319351b2723c7e1d0c5403317b31e86c9a723c9ca29' 
  AND (
    token = '0cz2JGB/ThLXmdcFoar1bfdWvBsWeTL3ZNRJo8YWLGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )