UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pZUUbA1zhx03uQSdgTVKpYAYcVnUTeT6omFCH1ad7yc=' 
WHERE 
  key_id = '40c2aad2f427e831dad06eacdd421a9db45414bd28a99d341a14216407505b8e' 
  AND (
    token = 'pZUUbA1zhx03uQSdgTVKpYAYcVnUTeT6omFCH1ad7yc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )