UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r9HfFv0FwgWRiYwdR2vivM1TxFFiWE5i98d4Ia8Pa8k=' 
WHERE 
  key_id = 'd283a46d8ae297d78fa2bb353c27ef59e6f3f0216b4860ee02e460b2367b5826' 
  AND (
    token = 'r9HfFv0FwgWRiYwdR2vivM1TxFFiWE5i98d4Ia8Pa8k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033