UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fl74/4oZgzteOW7p0mBsaeUBXVy4x0a2VA6TTj1mnH8=' 
WHERE 
  key_id = '4d8ef3fa2af1ebc4e9c1f9f41f466bf47bda9e501ab82f08c7c8bee79f1ec6aa' 
  AND (
    token = 'fl74/4oZgzteOW7p0mBsaeUBXVy4x0a2VA6TTj1mnH8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )