UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MslYPI39YM3YsMGzpctiPe4CWbl3hKjD6HF3+/3DCkY=' 
WHERE 
  key_id = '8251e76fcdc133d8f495c28e38849f573085dbd6fabcacdf72d4a79ce3bae9fb' 
  AND (
    token = 'MslYPI39YM3YsMGzpctiPe4CWbl3hKjD6HF3+/3DCkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )