UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DsIijXMOVLiWiE93LXMaejfo1dkc/utY0fT0OkPoKvA=' 
WHERE 
  key_id = '73c04f5ef0a598be237511b2b4f7cb8ef264caf83e2b8b1b0773766998685a13' 
  AND (
    token = 'DsIijXMOVLiWiE93LXMaejfo1dkc/utY0fT0OkPoKvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037