UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SBKfIwWKelyE7qCt/TVMjtfiiTnXsXsWGT/I9Q8KVJ4=' 
WHERE 
  key_id = '29462f96c3c5272ceeaf4505d104270c09b8379851e373dcb007fc2762bf1621' 
  AND (
    token = 'SBKfIwWKelyE7qCt/TVMjtfiiTnXsXsWGT/I9Q8KVJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )