UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gUumgMhx342PbPpo4Xhlp+x4ajwWXpG2XNmuNqAfo44=' 
WHERE 
  key_id = '1b6c84a24637f759c2f77f620a3f4e5ebf390372bf7b210632f60db99d75a6b2' 
  AND (
    token = 'gUumgMhx342PbPpo4Xhlp+x4ajwWXpG2XNmuNqAfo44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )