UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HfjYQQzHsIsBGwgDKKn5zuRStmX7KgW+ve5CxudYLKg=' 
WHERE 
  key_id = '68451b63e2be4ac31c81452eed03f00ed69f1f85462c50e35e6616e6755e8904' 
  AND (
    token = 'HfjYQQzHsIsBGwgDKKn5zuRStmX7KgW+ve5CxudYLKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )