UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uhBv1uwlGYUgoI3FXSxJEAMWIttDIfOhDf57UD1Wwe0=' 
WHERE 
  key_id = 'c840ddf65ab89adc785a4899fb1c567833057c836fa09bd13520ee822137ac60' 
  AND (
    token = 'uhBv1uwlGYUgoI3FXSxJEAMWIttDIfOhDf57UD1Wwe0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )