UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eawK9bGJE4XUG2ser4GNO7YWbUcQY9aMvUziwxety/8=' 
WHERE 
  key_id = '50aa9abf697f8e625b9b0fb1a0a1bca0ea45d788c80df35f21a2d9d33eb37fcb' 
  AND (
    token = 'eawK9bGJE4XUG2ser4GNO7YWbUcQY9aMvUziwxety/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )