UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+G46tTFzwhH99BVfAKNm3AvLP3LpaUHDRSLMTRCOrEE=' 
WHERE 
  key_id = 'ec939c0fc483395ab9c01f56a91c457bf07a158e85117e1a146747bc88716df4' 
  AND (
    token = '+G46tTFzwhH99BVfAKNm3AvLP3LpaUHDRSLMTRCOrEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )