UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cBrqEi1Zw7LXCKKNvOvwcy8p6MxqIqlN7cCVQ4B2g+I=' 
WHERE 
  key_id = '2c3b2c3cd962bedf7ccae355d2ffbbd3e95a13c808df6fbb31cc7856306bf9b2' 
  AND (
    token = 'cBrqEi1Zw7LXCKKNvOvwcy8p6MxqIqlN7cCVQ4B2g+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )