UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xEbL1gF4p3jqUV5y+o79uKBR4JkU6EHRd85S3OgX/WM=' 
WHERE 
  key_id = '3255aa231bb81ed12c6b11923dc3ac75f8636289cbe8f3b29212a4bc330da568' 
  AND (
    token = 'xEbL1gF4p3jqUV5y+o79uKBR4JkU6EHRd85S3OgX/WM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )