UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mq03KrOtqFf40DbYQ0ein5yDnikpzRIjFG50vhKzE0o=' 
WHERE 
  key_id = '76f6f8a00f185c2c66a2138355fdb45750b47fe2fcba604159911fb438f50ce0' 
  AND (
    token = 'Mq03KrOtqFf40DbYQ0ein5yDnikpzRIjFG50vhKzE0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )