UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rr9eNowGHjdHDfJ46PzKyB+fYbmzbsIDwMWPT1PyFng=' 
WHERE 
  key_id = '915535b95e8eb0dd09ab2d7e9ce3bcf4be2ff0d4d0e9fa28333bef702f5918d9' 
  AND (
    token = 'rr9eNowGHjdHDfJ46PzKyB+fYbmzbsIDwMWPT1PyFng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )