UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nrg9vmZ6GqQ8Bpcrzft7Liuq3in7tfvHPsJfbaXxK80=' 
WHERE 
  key_id = 'bf3af92518d36e2308644e6b24a4ab2742f17296e7c176525f7eb97f781ecf35' 
  AND (
    token = 'Nrg9vmZ6GqQ8Bpcrzft7Liuq3in7tfvHPsJfbaXxK80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )