UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+B8m9XuGzgW6MC3aCAJ4FRfPMpHB5YBLfcm3S6EfYk=' 
WHERE 
  key_id = 'c842e20ad66a81e082dfeab9545aaa36dfb99c2573761bf9e47bb14bfbbd081f' 
  AND (
    token = 'n+B8m9XuGzgW6MC3aCAJ4FRfPMpHB5YBLfcm3S6EfYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )