UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CExb4we6DbItfYWdhXvWQxeJ/QBJjtCiGr1edoIIa9s=' 
WHERE 
  key_id = '2b03cc27a77693c0d30db40b373962afbf2e633b9db2054206b37efd9e8505e8' 
  AND (
    token = 'CExb4we6DbItfYWdhXvWQxeJ/QBJjtCiGr1edoIIa9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )