UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J0QFWLEMurjlH+KXlg8AW99FLxPEmSAFdit5wNMgb4s=' 
WHERE 
  key_id = '5a243c402bbd2b96302677f60efe6288a76230b70928cb27c4cf6f3aa6d65bad' 
  AND (
    token = 'J0QFWLEMurjlH+KXlg8AW99FLxPEmSAFdit5wNMgb4s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )