UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/VR0WuV6uhgVpBBR8nTn1KgVgLUdF988RmZr1nNCWX0=' 
WHERE 
  key_id = 'e97d49ceb1e707f165891342a7efe7fba05e5f50b19118da62091ff0e98350bb' 
  AND (
    token = '/VR0WuV6uhgVpBBR8nTn1KgVgLUdF988RmZr1nNCWX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )