UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEBjuWncnPXivEASZMaFpQlh5S0F23QldHPM5VdT3aY=' 
WHERE 
  key_id = '4bcefe790a53c1ea372ccbf173108bf69a6e2d504c0caa7557cfa6e749c79f44' 
  AND (
    token = 'mEBjuWncnPXivEASZMaFpQlh5S0F23QldHPM5VdT3aY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )