UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ctA9VtRw5i6YksDS6VBctavFgfuwZ5GGwojpDq+tE+A=' 
WHERE 
  key_id = '7548a83e63a3b509f63ada922ae5563fb9a1bbf6657de69a89cf611b32c5c38e' 
  AND (
    token = 'ctA9VtRw5i6YksDS6VBctavFgfuwZ5GGwojpDq+tE+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )