UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/UKDeS/usPeNG2NZoToTfrxBD01aaRGsQlh89/9mUhk=' 
WHERE 
  key_id = 'ec21ab2398bf96c8561ed978be2c72fcd0e2bcbeff1e0e79a983edf80a9fe799' 
  AND (
    token = '/UKDeS/usPeNG2NZoToTfrxBD01aaRGsQlh89/9mUhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )