UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VBfn9JAp3MKgk6tw6K7vdnoSiuz1YPvw2rzXcBRgS+Y=' 
WHERE 
  key_id = 'cb6bc8a9fff7b408b717eb1bf7f7052a42a61949e8612be4277d4c6b88fdad52' 
  AND (
    token = 'VBfn9JAp3MKgk6tw6K7vdnoSiuz1YPvw2rzXcBRgS+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )