UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtVu5GLcfuYaTB+L3ec+2PGNYyoh+CYlB3UAfOY5SOg=' 
WHERE 
  key_id = '2f923441ee174320cf23ed613638909933f7d3eedd1e61e08036a36e0a7e6957' 
  AND (
    token = 'MtVu5GLcfuYaTB+L3ec+2PGNYyoh+CYlB3UAfOY5SOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )