UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4nku5p+Y9M+YJJWlnQZS2Zm6CqJV8MCdDEGkYrN7XyM=' 
WHERE 
  key_id = 'd81247ac6694543398bfbc3ad7677bf81bdebfcf265812e8f5ceefd5107e2b46' 
  AND (
    token = '4nku5p+Y9M+YJJWlnQZS2Zm6CqJV8MCdDEGkYrN7XyM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )