UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8zQI2tmY6owHMELhEN6PjBrsmQoDG/7ZuNhletAd8k=' 
WHERE 
  key_id = '8f149a55995b6df73a6cfe18a773342a28b740eb6341b3210afb9513e238fe1e' 
  AND (
    token = 'n8zQI2tmY6owHMELhEN6PjBrsmQoDG/7ZuNhletAd8k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )