UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IsHJ6yQwcuaSNXoUwYeCAsYYzUSbZaybXxGsWRgzFjo=' 
WHERE 
  key_id = '4859b5f55604cdb5100a057ffc64d71d847d0e589660e81728a8c4767db818c8' 
  AND (
    token = 'IsHJ6yQwcuaSNXoUwYeCAsYYzUSbZaybXxGsWRgzFjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )