UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K8biYjP+7MKZYb9i5jqxDxHjBFX2CARQ9yFYHRPjiSk=' 
WHERE 
  key_id = '8b52a0dcfdf8624062cbc0a516abdcc7e6e816579555fe7aabde64985a597159' 
  AND (
    token = 'K8biYjP+7MKZYb9i5jqxDxHjBFX2CARQ9yFYHRPjiSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )