UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rGR/TTcwTE59tTtZNZA3/0mpLOKmLBgnB8MUYHPmlVs=' 
WHERE 
  key_id = '270611fed37a33564e50720785ad5acc3b0d615ed1891b3666cd7651592886f3' 
  AND (
    token = 'rGR/TTcwTE59tTtZNZA3/0mpLOKmLBgnB8MUYHPmlVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )