UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSfHUSw4ySf7o1MLAetrM65xgDuuG0VxEzZRKTLKczA=' 
WHERE 
  key_id = '307993764d4cce921a7c64ce1db3c2f8e4bfd5c2cd9a20b0d4564d6c8230c3b6' 
  AND (
    token = 'MSfHUSw4ySf7o1MLAetrM65xgDuuG0VxEzZRKTLKczA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )