UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zlahRxZ3HsT1wK0TW6Yq55yz+MLAlbdvajzVMHs2xJk=' 
WHERE 
  key_id = '2b55026ca564c9cc9975c86a15c58e90b72cc2acc08ff4f77da48f49dde3184d' 
  AND (
    token = 'zlahRxZ3HsT1wK0TW6Yq55yz+MLAlbdvajzVMHs2xJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )