UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R+p5u6zyUPv9fqOLFs7kUhRgLIhofYT+U1NLhXBomz4=' 
WHERE 
  key_id = '517ecc4a853a07b90eff71b54d3566e4d44279942bc1922576918cc5dcdb6b95' 
  AND (
    token = 'R+p5u6zyUPv9fqOLFs7kUhRgLIhofYT+U1NLhXBomz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )