UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8d4qUfaaZN5vMIPSDqCzzuv/2UGMFTh2ci8ycEb5440=' 
WHERE 
  key_id = '3e728667b40cdd581f9dc52e49df7a4e520eb19d38736d9fbbe7a0bd084de7e7' 
  AND (
    token = '8d4qUfaaZN5vMIPSDqCzzuv/2UGMFTh2ci8ycEb5440=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )