UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gqv6GEAco/RvvA5E/TUVNGPu+a7AI4VF8e60GukY6Ew=' 
WHERE 
  key_id = 'a4e3442c4b087c1b15640854b4e27b40c9474ce014f59efdf48d8af6c94c4412' 
  AND (
    token = 'gqv6GEAco/RvvA5E/TUVNGPu+a7AI4VF8e60GukY6Ew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )