UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'birLcSjf69CR8De99in1qQr6NYApq641CaufWLcKYzg=' 
WHERE 
  key_id = '241e68bec82d2b7001043ec0d6442cdce17b9f33093acf6a0728e746ca93e4b6' 
  AND (
    token = 'birLcSjf69CR8De99in1qQr6NYApq641CaufWLcKYzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )