UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rtTsU3VEiRGK8nho2q8DwkzCwh/xSzq93anyjNN9utk=' 
WHERE 
  key_id = 'f93ffdd9ab2d0c81858cb82c44151430850cf769b57fe6b94e3f125af8d01a76' 
  AND (
    token = 'rtTsU3VEiRGK8nho2q8DwkzCwh/xSzq93anyjNN9utk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )