UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n7OkvzYD1TU7yImVHltoP4bSG77GsRTu5HsIWDgUjTA=' 
WHERE 
  key_id = '5a42101e619d8786c44c016d8f00d65dbbc5742b170d96db7955d93373476b6d' 
  AND (
    token = 'n7OkvzYD1TU7yImVHltoP4bSG77GsRTu5HsIWDgUjTA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )