UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Amo2KNJOW3uET1a/KFjGlvzE4KO32P4MJuk9UcI+gmE=' 
WHERE 
  key_id = '4c4d178b4242e4e96ab7151f53acbf88c423a5302d24fbd2ac4cb29c0220bb5a' 
  AND (
    token = 'Amo2KNJOW3uET1a/KFjGlvzE4KO32P4MJuk9UcI+gmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )