UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v3lSUx1cpgO92XwPKuo+y8oPaf3YbtdPX/0tPsU+piU=' 
WHERE 
  key_id = '1af6fe27fb9ba621657da68744189a89245d591baf54d3edc1053132d806b4e9' 
  AND (
    token = 'v3lSUx1cpgO92XwPKuo+y8oPaf3YbtdPX/0tPsU+piU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )