UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4hjW18fpxN5RdsscPAvRzpqgolL6micwzadQG0Hrq58=' 
WHERE 
  key_id = 'ada4703f5e27b34a64e199352ed69d772c6d6081d539efafb9e090c89427104e' 
  AND (
    token = '4hjW18fpxN5RdsscPAvRzpqgolL6micwzadQG0Hrq58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )