UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C7FUgCHPNChctIYU15zP3oTTruPFkfSgVDkhCqnnaPg=' 
WHERE 
  key_id = '38950290245eb1bd62ab0a2b58237cf476db802accdc6461332c8fb87609f048' 
  AND (
    token = 'C7FUgCHPNChctIYU15zP3oTTruPFkfSgVDkhCqnnaPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )