UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QoDLCjYtAKxkhcKnc/MnRCltXwqadYS9CBB3S8jSx/A=' 
WHERE 
  key_id = '5d82afa64cda234f44b79fad6a12b014230a2cf370cdee70321f8ac7e72d43d0' 
  AND (
    token = 'QoDLCjYtAKxkhcKnc/MnRCltXwqadYS9CBB3S8jSx/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )