UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aciErQXSFx4RpYRJEgafGX1pF5XktUUu0Vx3zCN0lJE=' 
WHERE 
  key_id = '94e14e2631a603b7e24563307f9f853bce1e2bc53fd235162cfb355906f963cd' 
  AND (
    token = 'aciErQXSFx4RpYRJEgafGX1pF5XktUUu0Vx3zCN0lJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )