UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'R0EJhz1vkMyMZ9AiFm+8BQ4zRLEWEwX7oxiR6Nv8rUk=' 
WHERE 
  key_id = 'cfcd051cb5979ee356fa2c188b661eccebc319efceb5ccd1660d3443bbf57c8d' 
  AND (
    token = 'R0EJhz1vkMyMZ9AiFm+8BQ4zRLEWEwX7oxiR6Nv8rUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )