UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/nDhyGx0bNDka4R/9rwQjy3r8A42cKGUQnJym9cfM4=' 
WHERE 
  key_id = 'be6e4a3306ccfd1a93942894c6c6a4f73e845697049fb32490b7d5df1860e76e' 
  AND (
    token = 'U/nDhyGx0bNDka4R/9rwQjy3r8A42cKGUQnJym9cfM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )