UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4OOJzYFDWgR2MIkHT//IyLcVnQZZi4SklS1Xrc4DXw=' 
WHERE 
  key_id = 'dbfc0e709d3b2357ced124ab9cbe4aa8356ebc4144ef293bff9ec0f401e5c196' 
  AND (
    token = 'P4OOJzYFDWgR2MIkHT//IyLcVnQZZi4SklS1Xrc4DXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )