UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xKelLRerElWANsUq/zMqSXv0EXiqItpHwgyakkgaR5g=' 
WHERE 
  key_id = '6535a148d4129e0a1fcf5a25763a6c1730e919822a8d2b423e43f2c9416fa86d' 
  AND (
    token = 'xKelLRerElWANsUq/zMqSXv0EXiqItpHwgyakkgaR5g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )