UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PaGZ/Maz7bvI8mMRYHAmwGT4BjPIOWATx6fqxiqx8LY=' 
WHERE 
  key_id = '15a8cd9ab77ed429485560b8fbcdebc8793fc30676a5428154bd4a0cf593eb64' 
  AND (
    token = 'PaGZ/Maz7bvI8mMRYHAmwGT4BjPIOWATx6fqxiqx8LY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )