UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dr/y/dBGEqgHEfGqZk8053SRzCfqpPqvcRK62hTbsoo=' 
WHERE 
  key_id = '6dc004cc241e97b3ad132ec98914d1006c4efa30d107248cb70b8723a8a0034b' 
  AND (
    token = 'Dr/y/dBGEqgHEfGqZk8053SRzCfqpPqvcRK62hTbsoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )