UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uOze6FZF2Rr5rBUrCgXi7aMiNhtUBk3wTIZx1tPs/p0=' 
WHERE 
  key_id = '798a24038c7d160b96278f2f939b1edf0f5b6f4b4cbc6a553226a25b65347117' 
  AND (
    token = 'uOze6FZF2Rr5rBUrCgXi7aMiNhtUBk3wTIZx1tPs/p0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )