UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nJfpb8G89WPrT2eNGi9QC+gG9+QQa3jz10mwjZJwvD8=' 
WHERE 
  key_id = 'bf9c751a215fc31adea53d6ab23eeeadc329c295a607453abb10059110c497ce' 
  AND (
    token = 'nJfpb8G89WPrT2eNGi9QC+gG9+QQa3jz10mwjZJwvD8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )