UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nj821IR/6B9i6AWxGCqdAsMZZCo3nwLysZEctSh4JkI=' 
WHERE 
  key_id = '9d61895a222fc492c5aba42ab1a234b4c940b781602e9b0b1502681e40e387c1' 
  AND (
    token = 'Nj821IR/6B9i6AWxGCqdAsMZZCo3nwLysZEctSh4JkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )