UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwtgZC+8iC2fNLWFJYeSnW4P/D8w3DAvaDlzphljKr0=' 
WHERE 
  key_id = 'aee2005c2dd7b4278440c1f223d456bd2e9266c8544f8c12549387a49a270298' 
  AND (
    token = 'kwtgZC+8iC2fNLWFJYeSnW4P/D8w3DAvaDlzphljKr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )