UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z2IxLxZCqaJ7oYDt1Jt4ccJv6mzIIKqb/7gHJunRYaA=' 
WHERE 
  key_id = '840eac8bd6878cc035e9edb43bb9e90a0ed0c88df63067991e8b08f944ff8b88' 
  AND (
    token = 'Z2IxLxZCqaJ7oYDt1Jt4ccJv6mzIIKqb/7gHJunRYaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )