UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DZ1ii6UUJRI6hXfDY8x19N8XEIjeZT87zauE06Ay/u0=' 
WHERE 
  key_id = '8738589310b9a232a9e72b86f9e1c48e93020aef181516a1854fb5e0bea7c399' 
  AND (
    token = 'DZ1ii6UUJRI6hXfDY8x19N8XEIjeZT87zauE06Ay/u0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )