UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u/2MZiuHeQRTiCWL47R/j9VzdLG7CkiEjL+0p/U0M2E=' 
WHERE 
  key_id = '8c0472870ec5b818b133cda61b11f1d85f3a353c3dfab030f8a27de9b04b11f9' 
  AND (
    token = 'u/2MZiuHeQRTiCWL47R/j9VzdLG7CkiEjL+0p/U0M2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )