UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqKVtFWOpc1MhlCVNpGIhPcGI72fn3K/4i7AicPECxI=' 
WHERE 
  key_id = '25c9ea3a8eb906685177293cb227671f8d2e0f644e185e16ac2e701282178c9c' 
  AND (
    token = 'MqKVtFWOpc1MhlCVNpGIhPcGI72fn3K/4i7AicPECxI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027