UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KZO9rnMv3gqdgpp3JQZLUDJMcR+tHgAKDZSNxhD06Zs=' 
WHERE 
  key_id = '4912631c47f0c00a6e3dd904f2b5c76253a93c031c0fae26bbb3c9ba739cfd51' 
  AND (
    token = 'KZO9rnMv3gqdgpp3JQZLUDJMcR+tHgAKDZSNxhD06Zs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )