UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zdoml3IkJ9Y0+JPrvtWBGYQUDyyiTmcPSqnJD+tcKfg=' 
WHERE 
  key_id = '40bc8ac35926d6d16f2ead85b518878174e3d67042b794605371bf7d26fafba6' 
  AND (
    token = 'Zdoml3IkJ9Y0+JPrvtWBGYQUDyyiTmcPSqnJD+tcKfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )