UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2p+Xv2FPunfI8Po9IV02U1Rr1VVsJXR+54IIhauxZ8=' 
WHERE 
  key_id = 'a96f097b2d9af62d309f299b728ab4ebf53254ad90953a0aa0634451d7e383cd' 
  AND (
    token = 'u2p+Xv2FPunfI8Po9IV02U1Rr1VVsJXR+54IIhauxZ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )