UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6qBxP2mLy1DxnlHuqg0e4CLuIMWyql43ey3ftrP6mzk=' 
WHERE 
  key_id = '76e75c2e360f2dfe997063ee9782d81c7fcf15a5487339963a5cc12e1150bd04' 
  AND (
    token = '6qBxP2mLy1DxnlHuqg0e4CLuIMWyql43ey3ftrP6mzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021