UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pPFCQa+WyVfemh2avn3O+qfcHyDQhd92cmDN6N5FWHU=' 
WHERE 
  key_id = '340787304e4da7724f69e0cecc772b7ee0a78927aecb0310795a921d1dc5cb7e' 
  AND (
    token = 'pPFCQa+WyVfemh2avn3O+qfcHyDQhd92cmDN6N5FWHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )