UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D5iuJ6gUq9AJrlQm6R3XUVp0zGvGVuJN7XyJcghMMA0=' 
WHERE 
  key_id = '1e55dfb649fc913068f13228797acdf2978eb86c7c78e9c624200549479885cd' 
  AND (
    token = 'D5iuJ6gUq9AJrlQm6R3XUVp0zGvGVuJN7XyJcghMMA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )