UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kr5vY8EhswpZ19KnCKq2tuerU6IRTRkB/BeIE9KGQNo=' 
WHERE 
  key_id = '4c94feb3bfcddb7d1512970ef66b65ef88bb9790acfc2cf6ddccfdb2587d97dd' 
  AND (
    token = 'Kr5vY8EhswpZ19KnCKq2tuerU6IRTRkB/BeIE9KGQNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )