UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vWbGZT7QPUQ8abi1IyS8/Agdp1gJa3TAW3Aaax+A3qs=' 
WHERE 
  key_id = '21d797e3aea4a7adc2fcc4256e4df0ae93813dfefc6464ec55eb98471dc397c2' 
  AND (
    token = 'vWbGZT7QPUQ8abi1IyS8/Agdp1gJa3TAW3Aaax+A3qs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )