UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MLt3Jgi2l8PMYJmeR0I+6KnXBdZqeaivUxLGK2+9bOY=' 
WHERE 
  key_id = '1a8846fce07460e0f537c476a138ccd5635748322f5ccc61f345973f0376be2a' 
  AND (
    token = 'MLt3Jgi2l8PMYJmeR0I+6KnXBdZqeaivUxLGK2+9bOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )