UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5KVIjoxFEuI2BBmx3LNCPQ0UINYf2rI7xK3T37kL3bI=' 
WHERE 
  key_id = '21d71f72ee82208cff4818b17a7a42a4b3c4e7a7dce24596208ca7684f70e080' 
  AND (
    token = '5KVIjoxFEuI2BBmx3LNCPQ0UINYf2rI7xK3T37kL3bI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )