UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K2gE0MUCOBYlt3gZoR5bnwnWtKOKrDKqGmJOab9nS2s=' 
WHERE 
  key_id = '68d6a161690be8b181cbc5bbfb37f7395a5676da2badbe379a4514817cd53964' 
  AND (
    token = 'K2gE0MUCOBYlt3gZoR5bnwnWtKOKrDKqGmJOab9nS2s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )