UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iK/OuDIGrFqBY9ag9L4asR0ggJPB2IimkAWzGNoghwk=' 
WHERE 
  key_id = '9252f7cc52b7d1770613a367655fbc2199cecd39803ceeafc8de637775d8078b' 
  AND (
    token = 'iK/OuDIGrFqBY9ag9L4asR0ggJPB2IimkAWzGNoghwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )