UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRRML+HHsgBPUG2JMxeRcvm6Q1T/VuRomU0bi4IsK0U=' 
WHERE 
  key_id = '2929dfb4a7598c31448f770bfd24e14df6f9fc2bcbef77a0d8a2de19f7a50392' 
  AND (
    token = 'KRRML+HHsgBPUG2JMxeRcvm6Q1T/VuRomU0bi4IsK0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )