UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ezfa014UTM1bS2YXATmUivg93fTUsxl1IyXIyEhLtTo=' 
WHERE 
  key_id = 'a23965676a671925cd4c9dffba8d2037d2b7ef99f043cbd524006e9ef880c366' 
  AND (
    token = 'Ezfa014UTM1bS2YXATmUivg93fTUsxl1IyXIyEhLtTo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )