UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gM2aAyik/XPmwKYvxmopmh1w7uUZHzkGF9dk7wPtShs=' 
WHERE 
  key_id = '466afbc3308c8e532a92204e8cf91d2ed80ecfc9b3ac18405df6aa1b84ff590e' 
  AND (
    token = 'gM2aAyik/XPmwKYvxmopmh1w7uUZHzkGF9dk7wPtShs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )