UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UZ7rGYbgIHHBYb8J+QFSVh9y5hxWLs68U8NLVHwIskw=' 
WHERE 
  key_id = '6cd5580e9809eedddf28a1852c19e2cc690eeeecbf90b1a0036bfac094849062' 
  AND (
    token = 'UZ7rGYbgIHHBYb8J+QFSVh9y5hxWLs68U8NLVHwIskw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )