UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/bhN20zBx795WFrma8g2crJWNF4MtcRMIOonOoeIA1o=' 
WHERE 
  key_id = 'ca24246bd6708e522665b7255345abb3163f4eb6a93358aa7bfaf4edf1ac87c6' 
  AND (
    token = '/bhN20zBx795WFrma8g2crJWNF4MtcRMIOonOoeIA1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025