UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8rhPY9C7Tr5lirHx/RQYWYQraecsRx+VCZR4K455XhY=' 
WHERE 
  key_id = '989eb72a373e8db89f65afa269b9bff480810d8837311cd73611dcc94f1275a9' 
  AND (
    token = '8rhPY9C7Tr5lirHx/RQYWYQraecsRx+VCZR4K455XhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )