UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E39v+DmL6SdLiCSrxhWt5OHs0md9EnNXSSLxgYriw7A=' 
WHERE 
  key_id = '4c20630b39af6380aed262d90c90300811129b5ad357ef0ecc584dc27f0d372e' 
  AND (
    token = 'E39v+DmL6SdLiCSrxhWt5OHs0md9EnNXSSLxgYriw7A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )