UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9rSkzzI9E4gxguAKR2904mkm7rXYnkqn9q3pRhUkI4o=' 
WHERE 
  key_id = '6dcf9a3b2b1a95ce4ebd1c27c9a341ef7b82b6f24d2490178ff261a5fddbff88' 
  AND (
    token = '9rSkzzI9E4gxguAKR2904mkm7rXYnkqn9q3pRhUkI4o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )