UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6jpZA2p1jjgmC5MUQcTkJWNIK6KUIxdf8QuOmrnp08c=' 
WHERE 
  key_id = '20d843fa76f7b32a076657eb2291b9f29749f0cc14aeb97fe8f90430ebaf7f0b' 
  AND (
    token = '6jpZA2p1jjgmC5MUQcTkJWNIK6KUIxdf8QuOmrnp08c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )