UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5xaEvKxwlqoiZIeKu6EhnL9srrg8moh14+U2q/oeQ0w=' 
WHERE 
  key_id = '6381ebc7c2352b4e45fb126fec9d715f8fd90b479f4bcf283920f8c3f002895e' 
  AND (
    token = '5xaEvKxwlqoiZIeKu6EhnL9srrg8moh14+U2q/oeQ0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )