UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RjIcZD2Tzi0eNItxejZyefMaQJQA298HcV4UZwBG1es=' 
WHERE 
  key_id = '6c5b7b1ce29c7af4cc993c8d07c0dc99be1b236b4abdfcabb8e7162a50c1cf1c' 
  AND (
    token = 'RjIcZD2Tzi0eNItxejZyefMaQJQA298HcV4UZwBG1es=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )