UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2Thvqe8e6wJHYM1fk//L0CIlfBQTZvo0qTCvm64mfU=' 
WHERE 
  key_id = '531973fa2187583080bd586a10eb7b7a5c9fd69f948dbf1f2e3e81c1e54e7526' 
  AND (
    token = 'R2Thvqe8e6wJHYM1fk//L0CIlfBQTZvo0qTCvm64mfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )