UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k11RnbNXDSVACiqVwI/+cR6ruQNJoSCh1RMfapw9UoU=' 
WHERE 
  key_id = '9eec1156ee6c8480afa1c2d62241baab924d06a814d140469c5fc99a843fc355' 
  AND (
    token = 'k11RnbNXDSVACiqVwI/+cR6ruQNJoSCh1RMfapw9UoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )