UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qdOoVZhBcSTVn5DzX5ZoM4marz/6YiYKPAUaLMXqzms=' 
WHERE 
  key_id = '966d4efbe90633faa9055a9bd59c2c81391c3acbc1635e462ad37404a00e475b' 
  AND (
    token = 'qdOoVZhBcSTVn5DzX5ZoM4marz/6YiYKPAUaLMXqzms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )