UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's+MlFmIe1JeeE+cjaGrRX3UnJLU/ASCDKLlg6/GXT9E=' 
WHERE 
  key_id = '96f96fb4e46e3c9bc855029a66453d58c0f18cb603c0f83d289e4e02465dc54b' 
  AND (
    token = 's+MlFmIe1JeeE+cjaGrRX3UnJLU/ASCDKLlg6/GXT9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021