UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HZpFG47a+do9JdUCj3D1k962jGdhwQ349hHU/kOg/Dk=' 
WHERE 
  key_id = '09018b4e78079ea44b28aefaf2d7115d29af51b7c377192d2092f678c8b79290' 
  AND (
    token = 'HZpFG47a+do9JdUCj3D1k962jGdhwQ349hHU/kOg/Dk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032