UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2G8MDVijRpcpFwBlQgpho/8DBl1sczZWtVHxdLX4wrA=' 
WHERE 
  key_id = '496144e365b424f5beb9acc2963de8e54f92d09fa1ca26839f42611827326adf' 
  AND (
    token = '2G8MDVijRpcpFwBlQgpho/8DBl1sczZWtVHxdLX4wrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )