UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dCuFXPy2ZVn7E11HYVxJUnHfTpjX1gt7kaZf+bzs/64=' 
WHERE 
  key_id = 'e2513620d56e669fc597ed29b4055b46f623d122a8994c711278a5c0bbb06d8d' 
  AND (
    token = 'dCuFXPy2ZVn7E11HYVxJUnHfTpjX1gt7kaZf+bzs/64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )