UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bUYP9Yr6onOoxP3tW/4ulpktxctqsFme3BsIeBYCKGw=' 
WHERE 
  key_id = 'b2679994e380f679aefca78914a0a2a391a40d77e4764cbad87a5198c413d812' 
  AND (
    token = 'bUYP9Yr6onOoxP3tW/4ulpktxctqsFme3BsIeBYCKGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )