UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HMnAdTcrTJBVuSPLKJhQtFtV9+9cV26c7TAh4+kc/u4=' 
WHERE 
  key_id = 'a517272fd3c112387723b913442faf2209c8b5aa6481a515f1ed6c7323dac3d6' 
  AND (
    token = 'HMnAdTcrTJBVuSPLKJhQtFtV9+9cV26c7TAh4+kc/u4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034