UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3kQPu5lvt55I77d7NXxCtL2X9M7T9jUGltU2571cKVI=' 
WHERE 
  key_id = 'b6499a5f9ed1fab83de43ba2bd8ecd8bb2aeff0cc1d4748cb4ee06b98de037d7' 
  AND (
    token = '3kQPu5lvt55I77d7NXxCtL2X9M7T9jUGltU2571cKVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )