UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KP1FdUSK7oONkN0RuxCDX9thUnWyhJNAfijH+JKUgoU=' 
WHERE 
  key_id = '83521d25f85e4f8ca665138ae8254543a84125548b8d3ad327c61ae2d03bec70' 
  AND (
    token = 'KP1FdUSK7oONkN0RuxCDX9thUnWyhJNAfijH+JKUgoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )