UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GxvzZaSlGQPVCpOZ/5N8UZDZYAWwF6M58TZTzvFHQ9I=' 
WHERE 
  key_id = '4b1e1b0572c2821d1305036c200b7bfc4e2a554dcef680f2135568b3d1182fd5' 
  AND (
    token = 'GxvzZaSlGQPVCpOZ/5N8UZDZYAWwF6M58TZTzvFHQ9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )