UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GQEXZQR3l4dvFPAiOp9FLJfFHB9D8EENyXIjubUAz+Q=' 
WHERE 
  key_id = '20a13f818a07524d6f712b359a539a39c1c8ea52c3bcfa395aaa8cdb007c2758' 
  AND (
    token = 'GQEXZQR3l4dvFPAiOp9FLJfFHB9D8EENyXIjubUAz+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )