UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U8bkXvG4FynjVEHZduKhoZ+PqUH4GQyj37pQy9CpcIA=' 
WHERE 
  key_id = '75b14d985fad9a94f5e4c7b26839017f58727a3a435599f638cff0c479a475b3' 
  AND (
    token = 'U8bkXvG4FynjVEHZduKhoZ+PqUH4GQyj37pQy9CpcIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )