UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l+4Xo46E9Kt9CeIVrTkcD8tnZU8BbZx04AfvVaFymh0=' 
WHERE 
  key_id = '47f27a242c3619bb3a970c27feb6ebe407e6e7ce7d66c58b593d392828be19b1' 
  AND (
    token = 'l+4Xo46E9Kt9CeIVrTkcD8tnZU8BbZx04AfvVaFymh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )