UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KbPxI88IGuERnobpUo15IXKmTllGz3g7kiRzr3LHZCA=' 
WHERE 
  key_id = '43758b044e5a3891b807e20e7a5c1aee5a9238eaf9fd11a909d0a3c18274a66a' 
  AND (
    token = 'KbPxI88IGuERnobpUo15IXKmTllGz3g7kiRzr3LHZCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )