UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5zpJ80H2s0j0CmkUik7t+3lth2w3TfG76bfkanvOUgY=' 
WHERE 
  key_id = 'fa0b0bfa260c95159dd1d3ca7c50ea29efe862603ae67bfa8c7bcbf2f5928982' 
  AND (
    token = '5zpJ80H2s0j0CmkUik7t+3lth2w3TfG76bfkanvOUgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )