UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XWykgbeJWUjAnprQsFo0ZZWCti31fLDN4msym4tyUwA=' 
WHERE 
  key_id = 'bbee3b7f8b01f6984a35b3ef5373d91edf8b7b97add4cde848ffbe9b663c067a' 
  AND (
    token = 'XWykgbeJWUjAnprQsFo0ZZWCti31fLDN4msym4tyUwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )