UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5udz9W3I1a9TUfHw270/H+c//wDt0yWtIerXk5Tr8Xk=' 
WHERE 
  key_id = '6d1851c27ee5a5ef8ed45787bd49b0f3904ac5165d8e74d944a632b6778aa647' 
  AND (
    token = '5udz9W3I1a9TUfHw270/H+c//wDt0yWtIerXk5Tr8Xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )