UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W9S58yp9XkXZT22dCShlC8FSaYSsDV2DYdn6jgvkp3E=' 
WHERE 
  key_id = 'd9b557ef0f6e65b0565dacb7b79e27ea7904d83d6dedca48072c7bce3a4cd4ff' 
  AND (
    token = 'W9S58yp9XkXZT22dCShlC8FSaYSsDV2DYdn6jgvkp3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041