UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nm1niVWeg3we9Y4sK6BLH8i+z/e5qOJ41MENVLBflzY=' 
WHERE 
  key_id = '1327e9490e1ef5481618bd461ab18dce021eb923ac01c731b5b5457658a474dc' 
  AND (
    token = 'Nm1niVWeg3we9Y4sK6BLH8i+z/e5qOJ41MENVLBflzY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )