UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lD6k+d19t2B7LFzFOcuzjnN5XgvUiAx8wcEMMUxMX9I=' 
WHERE 
  key_id = '6da4538a3d0d6a6a5ca1333d20adaf8237827949670dfed7b3a5f728a4217131' 
  AND (
    token = 'lD6k+d19t2B7LFzFOcuzjnN5XgvUiAx8wcEMMUxMX9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )