UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mqpD/rFXeZtph4UyXzjqx/fR1P06CM8T5LhIcvmPuDw=' 
WHERE 
  key_id = '81c0626852a7024f6ad02720112e563e24176448a049c5d8904be806aedb15eb' 
  AND (
    token = 'mqpD/rFXeZtph4UyXzjqx/fR1P06CM8T5LhIcvmPuDw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )