UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZUWwNz8nXN5zkHIlk9FhBtWppGfdPdgBsb7Z3LS25vA=' 
WHERE 
  key_id = '874d048f7e108aa28dc26bcadd311b1ce3022c7834d5955d4da9f59cd0bc78c6' 
  AND (
    token = 'ZUWwNz8nXN5zkHIlk9FhBtWppGfdPdgBsb7Z3LS25vA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )