UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68H5yDHg/Awsc5401tXXbKRSoOMarwDKLXR0285v548=' 
WHERE 
  key_id = '6f456cb0b4938a2e19da355a907bf9d83383b5e8cad0eb4a811964b4e1b46a5b' 
  AND (
    token = '68H5yDHg/Awsc5401tXXbKRSoOMarwDKLXR0285v548=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )