UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ThkNfiR6xsk/yhNRQWEuhodgx1sbIT5kc+UKfbRxYAg=' 
WHERE 
  key_id = '4a4ec5ee22edf41ce6f373ab3f0a37b69b303abdf8e3958999c0015b4e085156' 
  AND (
    token = 'ThkNfiR6xsk/yhNRQWEuhodgx1sbIT5kc+UKfbRxYAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )