UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KJ+/+PS3XDDZs/p2oEzDTiWdglFWZZmptqwkKhGqaF0=' 
WHERE 
  key_id = 'f91fd6146dcadb9c6d3c374a184153f66305ceea4f615848712ddef755bdfc84' 
  AND (
    token = 'KJ+/+PS3XDDZs/p2oEzDTiWdglFWZZmptqwkKhGqaF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )