UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ty/AFZAoccJeaeQxy6B+ECAFrURlU4St/+VFuA8HrF0=' 
WHERE 
  key_id = 'e5764ee8bba96e169cbf25222a6878899374084d916a5adc239256f24d6b8f08' 
  AND (
    token = 'ty/AFZAoccJeaeQxy6B+ECAFrURlU4St/+VFuA8HrF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )