UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rFJgTXwLTDE5qu6tyvE7NFGvZbPhtB2TFhZfYGthBpc=' 
WHERE 
  key_id = 'e64947cc410c0f66bb41127746c784397a5ea75f312d30422b8b429499a6e41a' 
  AND (
    token = 'rFJgTXwLTDE5qu6tyvE7NFGvZbPhtB2TFhZfYGthBpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )