UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KaOU4Hu6TGwcaS84G2hTgMKYhN7IhJlxaE+lftDmOeo=' 
WHERE 
  key_id = 'c2a26d5249940d90715c56ad1ef552371e47c8dce631fb6a3c18850856d7bbc7' 
  AND (
    token = 'KaOU4Hu6TGwcaS84G2hTgMKYhN7IhJlxaE+lftDmOeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )