UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zbb58fPw0TiN1sqkfEPnACcjm7Y2bp1dj8uFu1HDZX0=' 
WHERE 
  key_id = '541a5e458285dddbd715c277fceeebf349987483dbf964cba956a254925e63fa' 
  AND (
    token = 'Zbb58fPw0TiN1sqkfEPnACcjm7Y2bp1dj8uFu1HDZX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )