UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUBe9GqcxG/J1z09VvRUAf3m3nPBRcGWIDmntE+18fY=' 
WHERE 
  key_id = 'd79b84a1064ccbf6be89e2e0caede21897e8cfef4041c53765dfe91ee4a5619f' 
  AND (
    token = 'eUBe9GqcxG/J1z09VvRUAf3m3nPBRcGWIDmntE+18fY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )