UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lrQ98s/73PVhxpnr+HCW3oSjh66AzcjyMl4fTrSZ5Jw=' 
WHERE 
  key_id = '4b2e6b381b74222d3ac4f84e17229f029381fa9fc7d1e7d2669c0c8e129ea716' 
  AND (
    token = 'lrQ98s/73PVhxpnr+HCW3oSjh66AzcjyMl4fTrSZ5Jw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )