UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6a83+Bdq21u0y+6PlVAeldPnu924yTVAqrkHKkd994=' 
WHERE 
  key_id = '4bd162a49d86c23b35b796fde7bde877de47c283da9ec6ff7f4c0a7f55af5976' 
  AND (
    token = 'q6a83+Bdq21u0y+6PlVAeldPnu924yTVAqrkHKkd994=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )