UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w8dToUVfrutEWfcAXKi3zourCejxnZVaIVx2L3/8YwI=' 
WHERE 
  key_id = '6a794fa11339f6fd76cd5338f3312672d16d632b8eac44701a9d41ab935201f2' 
  AND (
    token = 'w8dToUVfrutEWfcAXKi3zourCejxnZVaIVx2L3/8YwI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )