UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OpDQLhR/bfD9e1lAAF2prdqs5NJe8ozWPEEGuAfC/rw=' 
WHERE 
  key_id = '7db6415ee180ef06d0cd97f5d1157825e2246fa9496a1c204f236f8841ec947a' 
  AND (
    token = 'OpDQLhR/bfD9e1lAAF2prdqs5NJe8ozWPEEGuAfC/rw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )