UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HMq1OKepgS6pbk1kg3KXAPc56B/61JwX7UtW3X9rqTA=' 
WHERE 
  key_id = '7c994c9a0f51856b3df4a390047e873dfa09062bdf4be9e79b8e658daad999f1' 
  AND (
    token = 'HMq1OKepgS6pbk1kg3KXAPc56B/61JwX7UtW3X9rqTA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )