UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E4n3QI45EGG4V/Vw5goVWcQfsqu0g2Yf6uH/hrfK5rs=' 
WHERE 
  key_id = '1c5cb387a5040a276a424080fa02b8e1e6241a08f489ae872b1c85d683af84dc' 
  AND (
    token = 'E4n3QI45EGG4V/Vw5goVWcQfsqu0g2Yf6uH/hrfK5rs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )