UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RpP8+lItlPxoNws6w2X04hVRDpibCAGIjtq2g/cnXyQ=' 
WHERE 
  key_id = '4a1820abd262c0adf521df564f74ec41237a8031f6b98b0088f427e82102e11f' 
  AND (
    token = 'RpP8+lItlPxoNws6w2X04hVRDpibCAGIjtq2g/cnXyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )