UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8RxeFSkbhMUUJSijsOsNWY0zyMbQNcGu2OPdRGQ8PQo=' 
WHERE 
  key_id = 'b1c2a7350e9081a9a462393179152ef56a2370afb38ed6cba091c1a866a47e31' 
  AND (
    token = '8RxeFSkbhMUUJSijsOsNWY0zyMbQNcGu2OPdRGQ8PQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023