UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DCuhDStgIbaOG1cV66s9SRfQYbePiX8bz3aY1IEX1Z8=' 
WHERE 
  key_id = '2028700c17e3235d32c9d48dc5092e8b7fed497908e8a29635c849691306ad4e' 
  AND (
    token = 'DCuhDStgIbaOG1cV66s9SRfQYbePiX8bz3aY1IEX1Z8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )