UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LCLmE2l9UXdeQKCZNY966lIdYjx4PKhSDGO5F4LyWJM=' 
WHERE 
  key_id = '5b43a78dab895b22df482a7774473129856ea81601e648dc0d235fa75ad6c914' 
  AND (
    token = 'LCLmE2l9UXdeQKCZNY966lIdYjx4PKhSDGO5F4LyWJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )