UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AeIJzjeeT5ISwmpknEui91cy8o5wGiK0Rk0cEv0zdVI=' 
WHERE 
  key_id = '98194c03adc9f0ee1668d289559bfe61cf2b7735bc44ab72ce5080325393b2bd' 
  AND (
    token = 'AeIJzjeeT5ISwmpknEui91cy8o5wGiK0Rk0cEv0zdVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033