UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uhrK+rAoXdLbUcqz9lzFgVx1xFWKQUR59/O75p9WHj0=' 
WHERE 
  key_id = '797b03635ad22afaa157f452c02d1978e6e3bf1db87e7ada8a3a646b678a5cc8' 
  AND (
    token = 'uhrK+rAoXdLbUcqz9lzFgVx1xFWKQUR59/O75p9WHj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )