UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5/GjGEQOFnfUMBbewsKB1tN4kGQPwrSi6/DRpYn786Q=' 
WHERE 
  key_id = 'fcf3ad8c044e2efef56ac6808d367d2a261c72577958396ffd45381f7dfe4bf4' 
  AND (
    token = '5/GjGEQOFnfUMBbewsKB1tN4kGQPwrSi6/DRpYn786Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )