UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yk4ozNnRC5K1iZDNyWsgDowmyixYO/ldbqeD3JeP044=' 
WHERE 
  key_id = 'f605e5bfc574b4bc967c8fc170563273cffbffba1f4c715c52d58831e51a7764' 
  AND (
    token = 'Yk4ozNnRC5K1iZDNyWsgDowmyixYO/ldbqeD3JeP044=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039