UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iAwW2zFXmB27aog67kEcDuyUWcZqceTalhp3a/SNxMs=' 
WHERE 
  key_id = '84b92f81e684c0db15d868f1adc5e05d6b1d069ce87513bd919df6e06ec4fde1' 
  AND (
    token = 'iAwW2zFXmB27aog67kEcDuyUWcZqceTalhp3a/SNxMs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )