UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VPJUGFIdAxe50ljwgVqsiqH7TyRlfI8OZI2UjSAlmwo=' 
WHERE 
  key_id = '408f7d77e950d509e4462fdd763dbebcab01415ca04262a0241ff0461f1325bb' 
  AND (
    token = 'VPJUGFIdAxe50ljwgVqsiqH7TyRlfI8OZI2UjSAlmwo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )