UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NA9g9f9wbxWjyTIKtvyHbmUvGWiJWKOEyjkPpuKACio=' 
WHERE 
  key_id = '3c91970409c7ae7944500e1c5fd987e0994e4b190b9af1a901fbaac13a22ff04' 
  AND (
    token = 'NA9g9f9wbxWjyTIKtvyHbmUvGWiJWKOEyjkPpuKACio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )