UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B1ucK//nOeviFxPKpKBcMwL4VOAP1xlKIJAQg4oYBtA=' 
WHERE 
  key_id = '78b732301252139d4e7f9b0b9094e6791412581fe3edcc79f15220632577fd28' 
  AND (
    token = 'B1ucK//nOeviFxPKpKBcMwL4VOAP1xlKIJAQg4oYBtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )