UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rt/YGdmzXtunSKePIJbYWbahz8uh1cPoleWUlwQjGCE=' 
WHERE 
  key_id = '40bfd85a0a0da1ae89f4e8b46def40479333b88bd974cea5b9cf1695ab543847' 
  AND (
    token = 'Rt/YGdmzXtunSKePIJbYWbahz8uh1cPoleWUlwQjGCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )