UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sCLgpMl77tb2WBVeTZuspf8HIIafn59ifqctMY05GBg=' 
WHERE 
  key_id = '93c5cd64b15a59a0f850b83c22de810de46354a8265035df0106485b83a93e6e' 
  AND (
    token = 'sCLgpMl77tb2WBVeTZuspf8HIIafn59ifqctMY05GBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )