UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2KaNlN3xZPnmLgtzXDXWa2cxrRl2spktPNyHSYPFrJg=' 
WHERE 
  key_id = '326747040f29420cd83ee1f6b87ce01b7985c43876cae91191d0bdedcc39c497' 
  AND (
    token = '2KaNlN3xZPnmLgtzXDXWa2cxrRl2spktPNyHSYPFrJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )