UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5vvn4oxtIc0t30YstFztkmw5pyh5L80GcQPjYIJOw/4=' 
WHERE 
  key_id = '88ca2d7c2ca7050bc4a2c5d59f314fa34a06f6835d4fae6968e6e4791209408d' 
  AND (
    token = '5vvn4oxtIc0t30YstFztkmw5pyh5L80GcQPjYIJOw/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )