UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KxaBxBygaAIa6F7BvALF1SwWFQHxTJ+RxdP+df1YQ48=' 
WHERE 
  key_id = '438f21bcfe066799d44e9c9939cf1851b3ce9e5ffa15668136b96de7308ef9ed' 
  AND (
    token = 'KxaBxBygaAIa6F7BvALF1SwWFQHxTJ+RxdP+df1YQ48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )