UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+xCfjkp8Cw2s2Zt9t4Aw3OJX0rmMKF12WiqCcpdiX9k=' 
WHERE 
  key_id = '8302708be125f688c5db922636006dab0994edcb5c53358c69d9f243bd51af61' 
  AND (
    token = '+xCfjkp8Cw2s2Zt9t4Aw3OJX0rmMKF12WiqCcpdiX9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )