UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'umN6ENJu71Hpn95kbzbvVPs/v48pXzdNcWuUsZC40OY=' 
WHERE 
  key_id = 'df83b4dfbb1021a6cf44dd0b3edc8e6c0d735688d22744a246b6219ec0c7cc0e' 
  AND (
    token = 'umN6ENJu71Hpn95kbzbvVPs/v48pXzdNcWuUsZC40OY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )