UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PXjSbU5Aw9RptAfmxwfXe8UCW5QGIwTniVnPl9xwBDc=' 
WHERE 
  key_id = '4d6ac4801e99af39a9d5a22cb2629187d3713f008632cdb6d23ec9f180cfe015' 
  AND (
    token = 'PXjSbU5Aw9RptAfmxwfXe8UCW5QGIwTniVnPl9xwBDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )