UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iu8YoT35KUQzqu12QK10kfm3F5RzGaLxngpIa5HbhD4=' 
WHERE 
  key_id = '89c84904a855e81a5c887738e161b034672d864e9d97b628ed822b0eb8cd4e28' 
  AND (
    token = 'Iu8YoT35KUQzqu12QK10kfm3F5RzGaLxngpIa5HbhD4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )