UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2JE7hwnBNf3wan1hW4efSslv5hDjI5GfjkhtspWhz0=' 
WHERE 
  key_id = '1781a955eb271a734beb94aa5ac9fd3efa3a379d4f1c3da0e489b30d341f206a' 
  AND (
    token = 'k2JE7hwnBNf3wan1hW4efSslv5hDjI5GfjkhtspWhz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )