UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm21jnzIwfOMtH1azJozH5JH4knrqVkCjpVcYyzLq+9M=' 
WHERE 
  key_id = '69cf897d3a1fbd708627ff0669935f16014b7f0d05336ac083ea016c5648295e' 
  AND (
    token = 'm21jnzIwfOMtH1azJozH5JH4knrqVkCjpVcYyzLq+9M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029