UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VKgPab6PxoNRFWuSEQ1CW1jYbYHnal1gfWiawNpAw6U=' 
WHERE 
  key_id = '6ea3d88cc6671e053f646d7662ff14e5839e40afecc276bc84bf84e8ba0cb970' 
  AND (
    token = 'VKgPab6PxoNRFWuSEQ1CW1jYbYHnal1gfWiawNpAw6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )