UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+d2ZcS6ckd46qENUnNv7f44FSm7MtRJ+Iys0hsh4bY=' 
WHERE 
  key_id = 'f781ebe2ef15c0847f47ef794308f845b46202bc2f1377e4ebec20dec6282fbd' 
  AND (
    token = 'n+d2ZcS6ckd46qENUnNv7f44FSm7MtRJ+Iys0hsh4bY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )