UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eN1QBXGw0mpI4bkH6XWxoOuhGTFnOQYEyOawtbjoMVE=' 
WHERE 
  key_id = '8cf005632ed61883255a7dcbb8222d3ba80fabeb1ad53e9ac2a4f61515bbaf38' 
  AND (
    token = 'eN1QBXGw0mpI4bkH6XWxoOuhGTFnOQYEyOawtbjoMVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )