UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nFRNOI5F5/KZlDQHgqPv9LS9LKNjlUJrvHUC1VfeszA=' 
WHERE 
  key_id = '557268f8a9d435d2c71e75f8ebff369d30d4e3cae36d9e98c01593740a4bbbb2' 
  AND (
    token = 'nFRNOI5F5/KZlDQHgqPv9LS9LKNjlUJrvHUC1VfeszA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )