UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rEAVPXD8Etb/l8N5dqdubqMQkyi30CIsCvpBRqyKQSI=' 
WHERE 
  key_id = '915824600b6325bda4d0c38bae6592f8b3a3657c4a34edab4c1d08e7a6c2be83' 
  AND (
    token = 'rEAVPXD8Etb/l8N5dqdubqMQkyi30CIsCvpBRqyKQSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )