UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rLVyUzux8iIAzH4llSIl3MCyp/SAJIIdeybW9Xyu+ZU=' 
WHERE 
  key_id = '6c692534b284a240dacbae63ae586bb48d5627c471b5414d3173191529963e39' 
  AND (
    token = 'rLVyUzux8iIAzH4llSIl3MCyp/SAJIIdeybW9Xyu+ZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )