UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rw0hNE4RM9XWFv4c/7QDiZRZZ6Cw0hLS9IUuRI9XRro=' 
WHERE 
  key_id = '267c15ef01f9a008cb61a573dbc176c444a61d29a5a67417ef1d3acdaafaeb88' 
  AND (
    token = 'Rw0hNE4RM9XWFv4c/7QDiZRZZ6Cw0hLS9IUuRI9XRro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )