UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vc3VMjev8lcfvuHN4PqbEMUncA8fLRZxRJMOKlzDk+Y=' 
WHERE 
  key_id = '12493ad3fdd7b15a04e88348c95071b0a9fe93f0ee645833695582465a7fc9e1' 
  AND (
    token = 'vc3VMjev8lcfvuHN4PqbEMUncA8fLRZxRJMOKlzDk+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )