UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UepRTj/Lt2MxgOCTErkqhC262tb3TeoX0P6ykjhem44=' 
WHERE 
  key_id = '6f8195f5d33098bd7144efe45d2adbfc5f221244315ee4d6132596835455daeb' 
  AND (
    token = 'UepRTj/Lt2MxgOCTErkqhC262tb3TeoX0P6ykjhem44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )