UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xrJImwVbG8v7qPPE9TGzZAzUT6hyPH7frbmMf7nlKHw=' 
WHERE 
  key_id = 'b48b71f0f718aaea9ab89facf085a412af630bac8a477f715a2413da659a5dd2' 
  AND (
    token = 'xrJImwVbG8v7qPPE9TGzZAzUT6hyPH7frbmMf7nlKHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )