UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vtI1v3p7S8uWJ8/08d4JxCbtgVYRKb3m1jjPb2LHEFE=' 
WHERE 
  key_id = '4b0ec0cbaa8ce93ebad6ad0c479a7276f0df12a5b30e4c64c9a7b74e04474af8' 
  AND (
    token = 'vtI1v3p7S8uWJ8/08d4JxCbtgVYRKb3m1jjPb2LHEFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )