UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjn7jWHCtK08LS+advLpsY42+PIo2z1criGaJWUXI24=' 
WHERE 
  key_id = 'e4e3a36d6e8afab13c529e579fc435547cad0b0a424af7728c65c890fefd9192' 
  AND (
    token = 'zjn7jWHCtK08LS+advLpsY42+PIo2z1criGaJWUXI24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )