UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZN5lPX9SZQuAMs9X6efGy+PQw2tbo3+nNBi/2rJPYZY=' 
WHERE 
  key_id = '20e0049c0c31483dd08f03b0a1c453aa5e51d17ddab2ce0f7e80ad8d04ced503' 
  AND (
    token = 'ZN5lPX9SZQuAMs9X6efGy+PQw2tbo3+nNBi/2rJPYZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )