UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x6VNK/7HlNFypsr+hcRrIaF93Ss5OL0vIQIhW5MXXwI=' 
WHERE 
  key_id = 'f4103e4b1c994038f9e4283ade3d484951a8b6c064ddfc954c4961cd90e9bdff' 
  AND (
    token = 'x6VNK/7HlNFypsr+hcRrIaF93Ss5OL0vIQIhW5MXXwI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026