UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3REnQe9tKVHi00/2KAAayL1N5FYAmcfo2Qnowmh0sh4=' 
WHERE 
  key_id = '1c7d33c37dc4894ebeef69a23af00721bc7290ba7db73f5bbc18b88fd3c3f420' 
  AND (
    token = '3REnQe9tKVHi00/2KAAayL1N5FYAmcfo2Qnowmh0sh4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )