UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xr6z/eYZ1PTqGuclqvjqStTYiPsY3bXJylGJbwsimFM=' 
WHERE 
  key_id = '5cfa4eba553804ea4eb795e96d55698652a079d6470b78413db7d849863dc78e' 
  AND (
    token = 'xr6z/eYZ1PTqGuclqvjqStTYiPsY3bXJylGJbwsimFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )