UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kHo/DIozW1VVb7w9KSblzkEC6fxMmp5pthHXiG9sG+0=' 
WHERE 
  key_id = 'a4e6c795de5098555a2afa6957edf60306ec4a2a0e9bbe17a135fb05186ef4c9' 
  AND (
    token = 'kHo/DIozW1VVb7w9KSblzkEC6fxMmp5pthHXiG9sG+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )