UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0OUutBkBQ2BITzwW9luLt0txmyg9lbVLGbMJpn3vwVE=' 
WHERE 
  key_id = '5a410f6017fd9a00436f214c6a3b1289f86f8482cc87a24affe868f58ddc3046' 
  AND (
    token = '0OUutBkBQ2BITzwW9luLt0txmyg9lbVLGbMJpn3vwVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039