UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nOexljAqDLZu9shbF01KWsKlVGEqaU4fWjFyDeen8tQ=' 
WHERE 
  key_id = '9f2a2d0e592f8da0a88bef41237bc2717f253118d3cf270376aea8aa162a14d2' 
  AND (
    token = 'nOexljAqDLZu9shbF01KWsKlVGEqaU4fWjFyDeen8tQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )