UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6KO9sPv3TnHI6UUfIO5u55QenUi9g25kMbTE4C3gk58=' 
WHERE 
  key_id = '12c91b79f5f6647e4c34908b09375270b0a78ed57c2e91d84b7ab56fe92009c7' 
  AND (
    token = '6KO9sPv3TnHI6UUfIO5u55QenUi9g25kMbTE4C3gk58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )