UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ky9eluCKmjKcfFE9wlYg6yFCQrhPwNgUZYnr8EPlqbA=' 
WHERE 
  key_id = '15f732521be76d1e25e3d515fb858bc09148cd57a29b08ac1165442a79b2fb1c' 
  AND (
    token = 'ky9eluCKmjKcfFE9wlYg6yFCQrhPwNgUZYnr8EPlqbA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )