UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Zc7Dvrv5pOwdjdVmegoahqCYnhf/YbjiGMKS0fDXRM=' 
WHERE 
  key_id = '8047f4dd4c5396d6d011e1f365a1a35f9361468de5a2a4a7cc1a21523e6ed396' 
  AND (
    token = '5Zc7Dvrv5pOwdjdVmegoahqCYnhf/YbjiGMKS0fDXRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )