UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3JLqHZSzHmts7yuCskr9w9jXT8EeNnsOmMEbV6WRsCc=' 
WHERE 
  key_id = '39380c911ea88d0a9d6336fc8c8b668fe06e7ccba238f94a77fa574328a72dae' 
  AND (
    token = '3JLqHZSzHmts7yuCskr9w9jXT8EeNnsOmMEbV6WRsCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )