UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S/kESO2e2ktfzexmV/n5eZhpAot/OgoNebTGEyoESZM=' 
WHERE 
  key_id = '4c8208098abe1efb6ba56fff7e22281ed12a73b23f2b205b90cf1619ab4ac393' 
  AND (
    token = 'S/kESO2e2ktfzexmV/n5eZhpAot/OgoNebTGEyoESZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )