UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OBNO251wneR2SZybViBXqF2uUhfuijvj64Mp3BZ3YyA=' 
WHERE 
  key_id = '462a8271456a38e30a18c1414c762c3cd243d8a9e3e09073f86e425115d05dfc' 
  AND (
    token = 'OBNO251wneR2SZybViBXqF2uUhfuijvj64Mp3BZ3YyA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )