UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nVPTBylshlYZL0lC+0NH8qqrzBUEgRowozOHE0IAE6A=' 
WHERE 
  key_id = '4a7348b9fcaa3a67baee3e81e838126a1636ed37024485a51118ed11807df540' 
  AND (
    token = 'nVPTBylshlYZL0lC+0NH8qqrzBUEgRowozOHE0IAE6A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )