UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4P6xeCAD9Py1arb1x36NGuCoMSbz4F/LAbrqDwXRlvY=' 
WHERE 
  key_id = 'a7c8673be3c8adcce91b2f5ddf751b7fbd2b218d4a1bc8d10a78f813ab216796' 
  AND (
    token = '4P6xeCAD9Py1arb1x36NGuCoMSbz4F/LAbrqDwXRlvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )