UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MwCgLQsnSvrT6whM6EHif08fvPATbqhcqqlmDz1Xdvg=' 
WHERE 
  key_id = 'b9817b681f6ee420c147577decd2b8c142901a79689f08a4f18eeb7f41843fe9' 
  AND (
    token = 'MwCgLQsnSvrT6whM6EHif08fvPATbqhcqqlmDz1Xdvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )