UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jk5uyPtE0ZKFNpcHKqGn7KmHQSb9pbTEhFyAb6kxMzM=' 
WHERE 
  key_id = '6d2969e7c214d64d609bd9b9479c7e4a97bd6e7efc1f76dffb070f799b8de249' 
  AND (
    token = 'jk5uyPtE0ZKFNpcHKqGn7KmHQSb9pbTEhFyAb6kxMzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )