UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'exKb5X/7ccRyCgMPhjHZWo7OlarFqmBs7h2WoNmWNJk=' 
WHERE 
  key_id = '9d932cef45e20a9cffe4a66294599bb5bf662846f3df0f9c01fdc787600b1cf4' 
  AND (
    token = 'exKb5X/7ccRyCgMPhjHZWo7OlarFqmBs7h2WoNmWNJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )