UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRMUwK5Cq0YZOXWFaOwMGU3oxZy3FFrWAk8etptdHKs=' 
WHERE 
  key_id = '69267c2e3f1e0f5c392ff25384469608673c9aeaa8882e2f7a5d8015b78f45a2' 
  AND (
    token = 'KRMUwK5Cq0YZOXWFaOwMGU3oxZy3FFrWAk8etptdHKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )