UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W9cS9aR8GqjS7/svf3mo/2bXrLnQdOnWdcteL3U52OU=' 
WHERE 
  key_id = 'b8234d3f0a531f7ec6796a48c9f9ac91316fe09a920e3968bed1cb3b4981972d' 
  AND (
    token = 'W9cS9aR8GqjS7/svf3mo/2bXrLnQdOnWdcteL3U52OU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )