UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0iz4jDU3kwpaJfK/Tt42UoRVxKPAFBWxYOEJihZq5Lg=' 
WHERE 
  key_id = '3ce7dbfa5cc2be4516486fd217ac4df1e7ff108d8c07d674f8610f3238b0f873' 
  AND (
    token = '0iz4jDU3kwpaJfK/Tt42UoRVxKPAFBWxYOEJihZq5Lg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )