UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p7AznFI1GYdhwUs0GWFjKWaiMZGEEB4AXEtAOK9s1oI=' 
WHERE 
  key_id = 'cb8222876d3ec14aa2cd3b6e0403c27c90af379714a81092a95d433c26522602' 
  AND (
    token = 'p7AznFI1GYdhwUs0GWFjKWaiMZGEEB4AXEtAOK9s1oI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020