UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WEGR7qSJmtOpWcjJ/UJ41hSCFpX2eEzXVlw1+buEf9M=' 
WHERE 
  key_id = '4e6d9609d3e41265704e1a4a1fc8bcc7d81047d0bf6f44e44d9976efd8fa8967' 
  AND (
    token = 'WEGR7qSJmtOpWcjJ/UJ41hSCFpX2eEzXVlw1+buEf9M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )