UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nOnDcXORa1MmuYK0oxEuYJIkxf2/bqMAPjWbWDwZQko=' 
WHERE 
  key_id = '9e8f469e3ac4aed765e4349b18d9bcf68f1f8883d8473fb5f2f1a7a6de30e56d' 
  AND (
    token = 'nOnDcXORa1MmuYK0oxEuYJIkxf2/bqMAPjWbWDwZQko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023