UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oegte83ToBRSpvWzWKkNppFk5w579NC5D/tTxdf1UMU=' 
WHERE 
  key_id = 'd56a26eb0826c4b219a8cd14a153c4d1e2fdffd536b9b3438b2c820b389e82c8' 
  AND (
    token = 'Oegte83ToBRSpvWzWKkNppFk5w579NC5D/tTxdf1UMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030