UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18nYriZN9RycGpIb6o0iB9hU+TN8oe0psTq8syaZKtk=' 
WHERE 
  key_id = 'bc9baf3a9aa16dbbb9d6b557c7e471e9e1e5c04afa17c1ac8c78ab8ebfd0c4ed' 
  AND (
    token = '18nYriZN9RycGpIb6o0iB9hU+TN8oe0psTq8syaZKtk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )