UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N1JGaOYizSrDIyQ3dSKb8Eiatyz+PfN8wlHYkxcl/tU=' 
WHERE 
  key_id = '973e3e048cd23a46912e4459b2269b15005e52333b6b1db7b71319af2f61fe8b' 
  AND (
    token = 'N1JGaOYizSrDIyQ3dSKb8Eiatyz+PfN8wlHYkxcl/tU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )