UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '61epTRWcUjA50CKZGzFK4dXBUtvZLQlUvLfnNP7BXJI=' 
WHERE 
  key_id = 'f56ce7448dda93159db1b58388a87bb539141869c8ad2bc29486c1696a38477f' 
  AND (
    token = '61epTRWcUjA50CKZGzFK4dXBUtvZLQlUvLfnNP7BXJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )