UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VxBHsAEM2coswN8DEgEcU+B1KJzLI1seWoa6s0Z8wr8=' 
WHERE 
  key_id = '504d6fe98e9df94856dddd006511943172063998d76f7b883dc82427aaea0291' 
  AND (
    token = 'VxBHsAEM2coswN8DEgEcU+B1KJzLI1seWoa6s0Z8wr8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )