UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4GwvKzofQnF1a3nZvNyMcLKcWk0VWWtixWGQ8tywNE=' 
WHERE 
  key_id = 'f8d9fdec09276a5e42ec4ef3f3ebc6a4adb87b0291b83edb1c5baf683841f23b' 
  AND (
    token = 'U4GwvKzofQnF1a3nZvNyMcLKcWk0VWWtixWGQ8tywNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )