UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5wNXf0qJNrj9FMGDwcdyTe3Ke1KMpu2LBK3BIdt54s=' 
WHERE 
  key_id = '5b76a357765151f808fcbabfd259a02da691aacddaf26e9c291baac885faa413' 
  AND (
    token = 'k5wNXf0qJNrj9FMGDwcdyTe3Ke1KMpu2LBK3BIdt54s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )