UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DuPjdaqiWmjWYEeCwrf8fscOE/VUVOkD5HX6MtXUfE0=' 
WHERE 
  key_id = 'eb8895ca5bab3b50871067c419d1e2b408355c1e691e65c1b0361adcc31e34d2' 
  AND (
    token = 'DuPjdaqiWmjWYEeCwrf8fscOE/VUVOkD5HX6MtXUfE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )