UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DEquenw8MdfhT40vVretixarimsXZqczcXCkC7oyVW8=' 
WHERE 
  key_id = 'a6689ae620c5491039f12be8012052869a42ef89c5dec33c1d6e6bcfe7fc5f50' 
  AND (
    token = 'DEquenw8MdfhT40vVretixarimsXZqczcXCkC7oyVW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )