UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PavEF0g/fK0fG6MW5xGlcrw58wbEt0SZGfkvNcJ9nhM=' 
WHERE 
  key_id = 'eaf93e4eddaaa482136eded2b2f63587c3a347e18fd10dd50a202be20c87c068' 
  AND (
    token = 'PavEF0g/fK0fG6MW5xGlcrw58wbEt0SZGfkvNcJ9nhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )