UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AsDAIwFlugsHaGircc9CBUlFWo1U/EV3wANsXZoaRVw=' 
WHERE 
  key_id = 'a83daeebdd625a5b6a76a225e7bbea6167091cf2ac034a0835ff74f2d120cf95' 
  AND (
    token = 'AsDAIwFlugsHaGircc9CBUlFWo1U/EV3wANsXZoaRVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )