UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B3Z2fgdiq6sxps94mZOQwq46CmJBzHGgATvIP3Fqwt0=' 
WHERE 
  key_id = '435e9581f692b356d0ebc606e1f431f4891fa2ede238c5b8e355905e72f3f2e9' 
  AND (
    token = 'B3Z2fgdiq6sxps94mZOQwq46CmJBzHGgATvIP3Fqwt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )