UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xZlWj78h0piJTiXx4rCd1S8HIxFbIzWkEgBbY0uaWVk=' 
WHERE 
  key_id = 'd91a9cc560bdddb2d4bedd902948b4bf6ff08b82ca314ddc83f474b101ca23f4' 
  AND (
    token = 'xZlWj78h0piJTiXx4rCd1S8HIxFbIzWkEgBbY0uaWVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )