UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CWJ8BRkc+v3KSteE3rDzcFKf3cNzW4sx8RtLidtP3Yg=' 
WHERE 
  key_id = '0104acd5e4d5c16fd66a378e90ec8cbe0c8133790d9156a8a7f05c1e0937e29f' 
  AND (
    token = 'CWJ8BRkc+v3KSteE3rDzcFKf3cNzW4sx8RtLidtP3Yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )