UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Shgz7GLJyuA6IS08SUwj33n3bzFE5uEdkm1fTO3NwFE=' 
WHERE 
  key_id = '75f85d79513e74d4cca6b54ed7e79499930b8b531991572b4a8cb20a7d34f4c9' 
  AND (
    token = 'Shgz7GLJyuA6IS08SUwj33n3bzFE5uEdkm1fTO3NwFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )