UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SaNeKQjk3SMUHGBTgCtG8P4gkn1IUdovmf7OhRP2oVc=' 
WHERE 
  key_id = '8b87d15ece45995f54935271590c879f60c1e9fc2812ea7ff857d832225900e8' 
  AND (
    token = 'SaNeKQjk3SMUHGBTgCtG8P4gkn1IUdovmf7OhRP2oVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )