UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p8NMan2FpKlGXlspc7EqsaeUv7v7BWZReLaxswaexf0=' 
WHERE 
  key_id = '1ae453d7a5ce3a793ceacdac9196642e1a911808fc10d7dec0a5d89e5f3d2af5' 
  AND (
    token = 'p8NMan2FpKlGXlspc7EqsaeUv7v7BWZReLaxswaexf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )