UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AH4yE93rp0tZN+xiUgj1Evt6uDS1N8y7UdtlRFdKNkc=' 
WHERE 
  key_id = '715f8f83c4fedea5eb3a55c70e29d6128b9666e991882ec9f013a2c40b519049' 
  AND (
    token = 'AH4yE93rp0tZN+xiUgj1Evt6uDS1N8y7UdtlRFdKNkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )