UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E/emZ9/KWixibdJkXmYaWhc9ZiqPHkAOESnB6dZ4WxM=' 
WHERE 
  key_id = 'e8f9b2435885a3d6afc342177a7343dad0472ea4dd456bdcc1823e1fcdfcb781' 
  AND (
    token = 'E/emZ9/KWixibdJkXmYaWhc9ZiqPHkAOESnB6dZ4WxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )