UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cE0aY5b2SWINj7ISnrvGW1JukXeUDxxsa3Jt4Suo9ZU=' 
WHERE 
  key_id = 'c8fe8cbe9a2493cdf43a8d10de99fd211091ef354a0778a17b17804b88b3eb0f' 
  AND (
    token = 'cE0aY5b2SWINj7ISnrvGW1JukXeUDxxsa3Jt4Suo9ZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )