UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gZtpJyReJ9a80oPVrvHpW2iYfNuUnByY4OsvURzzlyU=' 
WHERE 
  key_id = '1b1f6bbc1a6f0dd73dc06ab7e5bb7a08f44a4a0d012cba9944f82f588ef47177' 
  AND (
    token = 'gZtpJyReJ9a80oPVrvHpW2iYfNuUnByY4OsvURzzlyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )