UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'akUkkHv5m4QpkYZojQGbQxkvp027tIvNgn0+tvDldcA=' 
WHERE 
  key_id = '7a2136add5b7ece2bdd440c406575506dd9f64f8339d57156bbf7be3c6d64bc8' 
  AND (
    token = 'akUkkHv5m4QpkYZojQGbQxkvp027tIvNgn0+tvDldcA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )