UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0/FYwU50mmQpkkN4eCvLPsYOG7/tag/JpVVgIKapbuw=' 
WHERE 
  key_id = '6b39e8a8420706965522948ab38370aa941f5c1c73a46db0157c37911974ee7f' 
  AND (
    token = '0/FYwU50mmQpkkN4eCvLPsYOG7/tag/JpVVgIKapbuw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )