UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWRN0IGf0CEaRYQZLhUjKP5qCDvjRuUtb+YR1FDDLNw=' 
WHERE 
  key_id = '047e1eff0ebe9ed52c0214518735aefbb6a7b07482e03a7894724e6b659cd97c' 
  AND (
    token = 'RWRN0IGf0CEaRYQZLhUjKP5qCDvjRuUtb+YR1FDDLNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )