UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mN489jYE8h/FVeJx2S1V3i+a9XLZ6vnyO/i6e9EmEHY=' 
WHERE 
  key_id = '98796f977666f10248927683b1ad21392f053bd3be874a9be92bfa13a544d48f' 
  AND (
    token = 'mN489jYE8h/FVeJx2S1V3i+a9XLZ6vnyO/i6e9EmEHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )