UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'srzM1T+76lCrmGBODeifP//LmzSKGJ3L3DfMdznD0DQ=' 
WHERE 
  key_id = '7d7a52b9492dba4044558d9abd072d64b3c61f97d2096e3e25cf5703633a5827' 
  AND (
    token = 'srzM1T+76lCrmGBODeifP//LmzSKGJ3L3DfMdznD0DQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )