UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'em2RYkVe8sLxyEW0ucpVPjkmdm3ZXbABPwQYclqkB/U=' 
WHERE 
  key_id = '6c70dc284a3b5e5f4a322ea4e4974c45ca418247ac8a970ec43dbc4f4131ae79' 
  AND (
    token = 'em2RYkVe8sLxyEW0ucpVPjkmdm3ZXbABPwQYclqkB/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035