UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6vo7baasQlO6bq/BLyq0GPswi5s6SphP3Tj6pGNFO5A=' 
WHERE 
  key_id = '7c9873cf216e69a603ab40548613547d3a1daef57b1b878f2551a818e9e2fd03' 
  AND (
    token = '6vo7baasQlO6bq/BLyq0GPswi5s6SphP3Tj6pGNFO5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )