UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6k52rs8raEhhPBWv03NDFKXDUY4iQeLxlcW+HQSeW9c=' 
WHERE 
  key_id = '8c5d54046351ae7fa27771c02797255329ee6a418cb67888eb6e4cc295d72e13' 
  AND (
    token = '6k52rs8raEhhPBWv03NDFKXDUY4iQeLxlcW+HQSeW9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )