UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yG2BIj1g6oxhLN2Bw9/b/t+MADjSB4Y7TnKMKnYkilY=' 
WHERE 
  key_id = '5e859e1a8371fcf38bc75dd6f8a930ec5b285daa09a1be5716a04179bde7b467' 
  AND (
    token = 'yG2BIj1g6oxhLN2Bw9/b/t+MADjSB4Y7TnKMKnYkilY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )