UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P1jEetzsAEKVu8H5obbNKpaAPyFTMn1H8MwTLoVo7as=' 
WHERE 
  key_id = '3c943a27da3e822a8f23b0a7f19460f149cb6e71d2060d33bccbb880f64f803f' 
  AND (
    token = 'P1jEetzsAEKVu8H5obbNKpaAPyFTMn1H8MwTLoVo7as=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )