UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dikV34DFN3npkH2SoH3aU1p7qt4dqdLi/vkLgOOCCBk=' 
WHERE 
  key_id = '81ad7e19bbdaa75930a5ca9d028359e5f2c5c9266d9443e8e7063d30fd18f7ba' 
  AND (
    token = 'dikV34DFN3npkH2SoH3aU1p7qt4dqdLi/vkLgOOCCBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )