UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j5Xe8nlYIJLSvatxesOqPFz3NLse4FvJYEFcLkIwFc8=' 
WHERE 
  key_id = '2bba42fc03d2955363ced108a2e467e78cabe9788b1428e22dde6f84291719c6' 
  AND (
    token = 'j5Xe8nlYIJLSvatxesOqPFz3NLse4FvJYEFcLkIwFc8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )