UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GX3SgTDdVQHcWrJZqhpm7kVIVuQllQ7KMBfSBspX4sY=' 
WHERE 
  key_id = '9c2b9ae16dd49a5eecf261c6dab7d01f69fa43f82727715468642421bcbed016' 
  AND (
    token = 'GX3SgTDdVQHcWrJZqhpm7kVIVuQllQ7KMBfSBspX4sY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )