UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Fk53PHSiCWrFJ0qn4ETYiwhhXOjpZmUPMkU7glA6g4=' 
WHERE 
  key_id = 'e8df242e079f1f1729e66ea4c22da6696d57634d346d2d18a5429c11dae7ef4a' 
  AND (
    token = '5Fk53PHSiCWrFJ0qn4ETYiwhhXOjpZmUPMkU7glA6g4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )