UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '16irAl5fPMWhKj7SxFQCJdKrU6Dfa5fzoNdQfupEibE=' 
WHERE 
  key_id = '6bf991a2f7cb4150bf1601a741ba5f939340646e2796c177ceb3e04e37f8df2f' 
  AND (
    token = '16irAl5fPMWhKj7SxFQCJdKrU6Dfa5fzoNdQfupEibE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )