UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'myaUDkX/2c6kHBL39RsgpYtJmz7Xxvu8cv+FrEphxns=' 
WHERE 
  key_id = '8edc941bb61124e32544fa246d020d9bc5cffd3c5d1ab1e6a5afe4fb6c536814' 
  AND (
    token = 'myaUDkX/2c6kHBL39RsgpYtJmz7Xxvu8cv+FrEphxns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )