UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JnmuLu2DbHgUCtbZcWn1t502Uev3um/JBlflS7SimHc=' 
WHERE 
  key_id = '4a45bdb7218b14a0e975f21a37e46688bf5e69a19e7c2b0978aa8c3dfbd9b52b' 
  AND (
    token = 'JnmuLu2DbHgUCtbZcWn1t502Uev3um/JBlflS7SimHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )