UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/eswht+Wg2XuumuzinUbVdBbG/kUMLCOQC3p0uF0SOI=' 
WHERE 
  key_id = '6a6a310a026fcbc49b6915142c3145f6b021378b1b17aec26f2dd813a8046afd' 
  AND (
    token = '/eswht+Wg2XuumuzinUbVdBbG/kUMLCOQC3p0uF0SOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )