UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ucRkBCGff+GxYgYtlaT1u+W3W1/jtn6acwPKHv+KRE=' 
WHERE 
  key_id = '3a4e35d09fdee6a0d43f73c6d7614802136fb8e4827936c30f81f9205b02820e' 
  AND (
    token = '6ucRkBCGff+GxYgYtlaT1u+W3W1/jtn6acwPKHv+KRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )