UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MW0Un40PbcpWBUTgKBWsTaod7kZ9VluvhDCnWNIL/eY=' 
WHERE 
  key_id = '3eb87049ccd61927955461b407e7f527f964baec3ec6ce376fd244129b4cffc2' 
  AND (
    token = 'MW0Un40PbcpWBUTgKBWsTaod7kZ9VluvhDCnWNIL/eY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )