UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HRrrk+EQH8ZLO1afUFwlbkQN9xUhTZb/cmgwP107HUA=' 
WHERE 
  key_id = '7959edc283aa40a4715125b4b357d1b4bcb455046138c84e4b09027664289dd8' 
  AND (
    token = 'HRrrk+EQH8ZLO1afUFwlbkQN9xUhTZb/cmgwP107HUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )