UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ezzZPTvS9QQZuZrOpkhuvSe8aOP3+NT5EYodhbcmYM=' 
WHERE 
  key_id = '4394a834b18b4722c27197c44dec09473969383a620e6ac71a649b239b00734a' 
  AND (
    token = '6ezzZPTvS9QQZuZrOpkhuvSe8aOP3+NT5EYodhbcmYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )