UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zR7ugAAzGBCCrRC7xXPfIKP9iSzy36DlHdZ+GQKqgYM=' 
WHERE 
  key_id = '5ae79d6a771a3b04f1e7254a9b3a860a5887e83394039e9e928a820f1b552037' 
  AND (
    token = 'zR7ugAAzGBCCrRC7xXPfIKP9iSzy36DlHdZ+GQKqgYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )