UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q1vOKZuff/GNUTrAEqy+YATXQxizeAaVGj03lSw7MKY=' 
WHERE 
  key_id = '83e7490d0147d367688ca22599cb59425b3235ed61d9296342bd9f004cdc4319' 
  AND (
    token = 'q1vOKZuff/GNUTrAEqy+YATXQxizeAaVGj03lSw7MKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )