UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eRanjpqmZHUpT3UlTe5LVS5fUCXvfaCfQMa/EwlAKCQ=' 
WHERE 
  key_id = '4f4a13f3081238189ba659e357cc3549b6698dee95472c29f46d51ef209828ca' 
  AND (
    token = 'eRanjpqmZHUpT3UlTe5LVS5fUCXvfaCfQMa/EwlAKCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )