UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8VWO/thlzSu560E5ersDk1iszsLn6UqBDBvwtTVGans=' 
WHERE 
  key_id = '9f39ec81b53521e41dc2b2ef36ec27d4d9f06c75c293cc86aca7ee887c0ac5bf' 
  AND (
    token = '8VWO/thlzSu560E5ersDk1iszsLn6UqBDBvwtTVGans=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )