UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yrkrkd7IfTGEEfnIVZ9pp68uhqcXupxqJmiTX2xnc3U=' 
WHERE 
  key_id = '51382d7c93b2250fcfeeaa57b329851568f3b95a1de085e584f3d37a6464c895' 
  AND (
    token = 'yrkrkd7IfTGEEfnIVZ9pp68uhqcXupxqJmiTX2xnc3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )