UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pE9uvQq+6+uJcuH1ViLouuYa2WnM3eL4nJklEQh87MU=' 
WHERE 
  key_id = '0848d97af4b2359d487a0256e2735606aedd99b4de31af7933fd559f1626c0b3' 
  AND (
    token = 'pE9uvQq+6+uJcuH1ViLouuYa2WnM3eL4nJklEQh87MU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )