UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g/oYLk5/mYbK0OS8ExnxSXpKG4x4g/6zP7KOrIihPX4=' 
WHERE 
  key_id = '0c683826a922cb21127e837012bb05fad28a59490ce445775093e79ac1a27263' 
  AND (
    token = 'g/oYLk5/mYbK0OS8ExnxSXpKG4x4g/6zP7KOrIihPX4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )