UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PLkBBgpEcT8qEsor5Ah7EEEgbY6nnZSXdkoqROdnyps=' 
WHERE 
  key_id = '2f34f24e0bea1c3a607b047b79b73f7062b67267b3c21013accdfb757badf9fc' 
  AND (
    token = 'PLkBBgpEcT8qEsor5Ah7EEEgbY6nnZSXdkoqROdnyps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )