UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZKs1TG3uFlUNRzjE51YjGTgsfqzTTeSvo32g4EywAk0=' 
WHERE 
  key_id = 'b6ba573fea1bbf032c539a24dc9cf3df284d420d17776ae4f0ff1544bfec5166' 
  AND (
    token = 'ZKs1TG3uFlUNRzjE51YjGTgsfqzTTeSvo32g4EywAk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )