UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g4CiOXlsYXuQ554+QlIYEEAo53SMrjSh1VDNleWuh30=' 
WHERE 
  key_id = '82dda93d0e008decc605f8ec7f748d4acd42e0cb25dd0794f962c748a264e700' 
  AND (
    token = 'g4CiOXlsYXuQ554+QlIYEEAo53SMrjSh1VDNleWuh30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )