UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8B4qSd7nH0UUnKuCybWEprPPeZkX3F3np0A0ujtpeBA=' 
WHERE 
  key_id = 'c64ba2a769fa68ce68ac05213bf0183cb75b3e3a698a63a3998b8de7d8eb244c' 
  AND (
    token = '8B4qSd7nH0UUnKuCybWEprPPeZkX3F3np0A0ujtpeBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )