UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'srRkkE2jwsz0U/mU7qQmt5PcJrrkKhH9kwh29dk74lU=' 
WHERE 
  key_id = '2913a5d59691fe40cc9867c9a13fd022ea8e152d6cecf20a74565a29ed1ace44' 
  AND (
    token = 'srRkkE2jwsz0U/mU7qQmt5PcJrrkKhH9kwh29dk74lU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )