UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3rOtM7Tg81cQcjf0LoThZhfOth+C3NMbZFpvX0+femM=' 
WHERE 
  key_id = 'f26ce55edaab70dc06c6c13a564361aceb044982374f571c9d438a7f8b65b6f1' 
  AND (
    token = '3rOtM7Tg81cQcjf0LoThZhfOth+C3NMbZFpvX0+femM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )