UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4JbFZ7koGvm0SMbViKHHfui5ib6RF0tTzEzTN3qwpn4=' 
WHERE 
  key_id = 'a27e2c715c5fe43b82634295278dccd063e0c48ee413eac51b92289333bc6825' 
  AND (
    token = '4JbFZ7koGvm0SMbViKHHfui5ib6RF0tTzEzTN3qwpn4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )