UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kRu+579ziG8xKaYubWKhYknXW1E6S9H4GTt9LEoPZ4g=' 
WHERE 
  key_id = '67938f6a86bae318360044b9f3fd839f9a7813102463bb10d6083c68598306bf' 
  AND (
    token = 'kRu+579ziG8xKaYubWKhYknXW1E6S9H4GTt9LEoPZ4g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )