UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D7EqCzCvJez1vcHwYuN7JHhHgmDhqwfow99rs6ob4fw=' 
WHERE 
  key_id = '10971eb58e5b407a28d2e4f570455bf145c4625c07f66c4077eda696762e30c3' 
  AND (
    token = 'D7EqCzCvJez1vcHwYuN7JHhHgmDhqwfow99rs6ob4fw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )