UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5IGILfAJAxGILv9FjXA1KXMPKr/u/qe8HZ2YZdD35+A=' 
WHERE 
  key_id = '27524abddf24b87e47a71f3f3ec0908df687da7633929a42a403d9728d7fb8d8' 
  AND (
    token = '5IGILfAJAxGILv9FjXA1KXMPKr/u/qe8HZ2YZdD35+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026