UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ekh8/lEXHfvLZHNTc8DIAVM6rbjtv8jAqNcIXj7dCxY=' 
WHERE 
  key_id = '0174e2cc2089ce5688c3de00339061be5e88eb7b4aac466c52907e0e8eb1e63b' 
  AND (
    token = 'Ekh8/lEXHfvLZHNTc8DIAVM6rbjtv8jAqNcIXj7dCxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )