UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uCGlBNUGOkrpZg9uBbbeEboubDXktIFuCZ9zME0glf0=' 
WHERE 
  key_id = 'c749e5b344e74b04804ed71e2d5b8657247b504bf97a1123f7bd26c8f8c03637' 
  AND (
    token = 'uCGlBNUGOkrpZg9uBbbeEboubDXktIFuCZ9zME0glf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )