UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6b/Mb0WErfeN+Y+voD0kogXVE7ovGiFqtBOgcKpsX/g=' 
WHERE 
  key_id = '4d67a3e4a2a53367b2072e7bd2f1aa5fe5603464f9bdef379830cf7d4ed00bc4' 
  AND (
    token = '6b/Mb0WErfeN+Y+voD0kogXVE7ovGiFqtBOgcKpsX/g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )