UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O8YQvH/ZGvpDfwfXf8owcmgNhQxQqYejIGe/Y5iAUrE=' 
WHERE 
  key_id = '2e9068ca3f9fa01b1e845d0803d80687d142d7243285950e280b691d86f6d07c' 
  AND (
    token = 'O8YQvH/ZGvpDfwfXf8owcmgNhQxQqYejIGe/Y5iAUrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )