UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N6v1VGFCLk+OvI+fLueaX3sej856TDCQzpVz0DYP5Co=' 
WHERE 
  key_id = '1a90a636d8b35fa04d6afbb1770cbc2ee156be201752a850da99971e0c4cf188' 
  AND (
    token = 'N6v1VGFCLk+OvI+fLueaX3sej856TDCQzpVz0DYP5Co=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )