UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V6N1dpUG2No5EY2SpvkjjDBTJuNFfun8L3qp//HLOX8=' 
WHERE 
  key_id = '40234b66957b3b3788190426d6351bc6b2cea211327d300467fecc4ca0b6c0c3' 
  AND (
    token = 'V6N1dpUG2No5EY2SpvkjjDBTJuNFfun8L3qp//HLOX8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )