UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zKRFnLgLLqMhlgrBlsBJt/CjqBzoBEdIfcc65fak/Gc=' 
WHERE 
  key_id = '99b73eb7f953f819eeb10b61e644a070da36e18b69b0c51636cda37520c389ad' 
  AND (
    token = 'zKRFnLgLLqMhlgrBlsBJt/CjqBzoBEdIfcc65fak/Gc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )