UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm5g5kYQl1qiSDfuMHicR26yZjRVkmL4+eKtL2cZYn7I=' 
WHERE 
  key_id = 'e17ad3b884ef1a4eb262968951063d532a733e5e98f1a0f4771e908e734dd0f6' 
  AND (
    token = 'm5g5kYQl1qiSDfuMHicR26yZjRVkmL4+eKtL2cZYn7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )