UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8GrUgBUAN04Ze4c+jge4vBDfxSa6027AubqztbkZXI=' 
WHERE 
  key_id = 'dff4c04b1f666d1a887912223155a3e194adfa2242edf6eefea83c5a155124e4' 
  AND (
    token = 't8GrUgBUAN04Ze4c+jge4vBDfxSa6027AubqztbkZXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )