UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gmGtRUDQ4EvD/2fsZ8/HO0aKIFHQCePdC94P2L+tF20=' 
WHERE 
  key_id = '36f595a6881ce474acd37aac16dd227b478e802abeae31b4d5d539f2033a28b8' 
  AND (
    token = 'gmGtRUDQ4EvD/2fsZ8/HO0aKIFHQCePdC94P2L+tF20=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )