UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lzv7AnZi2u3W1qiLQsrq1gBukBfF99OvN1f04CcUeqk=' 
WHERE 
  key_id = '3a707fd39be3acf98e26c9a5f81a368f6d81d0ab870f2120c9c49503e30d8fb7' 
  AND (
    token = 'Lzv7AnZi2u3W1qiLQsrq1gBukBfF99OvN1f04CcUeqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )