UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vl5K3DKnCUSsMZcAbkeBMAjq29n0+eY1CQqX93Ejcbk=' 
WHERE 
  key_id = 'fdb1ee10e0d45f0faefc9741937cee2e710c89dc496c503639d3798a9c338adc' 
  AND (
    token = 'Vl5K3DKnCUSsMZcAbkeBMAjq29n0+eY1CQqX93Ejcbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037