UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vRRYqoIOnOadczX99Pbr+9G3SjIq5rEurxTEByjisd8=' 
WHERE 
  key_id = '1bf78d7e99397bb0286a9701a86e502ceeef0af90e4e913a04fe3d9ce07a1bae' 
  AND (
    token = 'vRRYqoIOnOadczX99Pbr+9G3SjIq5rEurxTEByjisd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )