UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zy9J6MDuMc5B1gF4iWRtwIFGklbUE+1wrJUUy4HvLJ4=' 
WHERE 
  key_id = '7aa873cd710a96cf220bed69a26fa8878a16b1350b761baa06401d196303b239' 
  AND (
    token = 'Zy9J6MDuMc5B1gF4iWRtwIFGklbUE+1wrJUUy4HvLJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )