UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xSWKkIKCdsfknnijIxduGHiuzrhW3cThlTjf/dePR9Q=' 
WHERE 
  key_id = '8dfc5cd4d3b75c7d10fc8a961b52db94d517dea2482caebb813098d7ea4ca4d6' 
  AND (
    token = 'xSWKkIKCdsfknnijIxduGHiuzrhW3cThlTjf/dePR9Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )