UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xkHxU5jfLBA89oP+hmUuoqWXF+Ywc11CAkhW7UhPlbo=' 
WHERE 
  key_id = '53c63bd9200cda6f3f642603ea2502237eb9e120cc71a02fee93bcf47d978ab4' 
  AND (
    token = 'xkHxU5jfLBA89oP+hmUuoqWXF+Ywc11CAkhW7UhPlbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )