UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6GBWUoU9RRy9FfUCL+f5vasTxNieFRgvSsrKiTj7Eus=' 
WHERE 
  key_id = '2c15738ca749b6eaabaee649ef5683c8514b4a1547249e7a9e177b6f9e22fab1' 
  AND (
    token = '6GBWUoU9RRy9FfUCL+f5vasTxNieFRgvSsrKiTj7Eus=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )