UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'koKlTpEtT+vpSlUrqkNUEOTJnDnChEKILUjkdgaHMrc=' 
WHERE 
  key_id = '21100153c51b4cc533948baad51fa9eef106fd9632bc9185877bfc44499324e2' 
  AND (
    token = 'koKlTpEtT+vpSlUrqkNUEOTJnDnChEKILUjkdgaHMrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )