UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MwJ+UCGL8xaUUNNGCviy+0dUNMbgqsmkPI7QHj5htyE=' 
WHERE 
  key_id = '5c3a4f298517e73cf67acac954c9a47448b11c98ec87963368a7bce65fb6d15e' 
  AND (
    token = 'MwJ+UCGL8xaUUNNGCviy+0dUNMbgqsmkPI7QHj5htyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )