UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eskEJB8cbSVGXDjdNFM3q6Qz3DLK41B7wnzqCJQFJyE=' 
WHERE 
  key_id = '19b689b29b97666afeeedbe34961648879bb136687ba967bdf81a0957a919e9b' 
  AND (
    token = 'eskEJB8cbSVGXDjdNFM3q6Qz3DLK41B7wnzqCJQFJyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )