UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K40NzpYKsXMhxngmoL6onMOF6FzfiZyFWPSrGtkgPGs=' 
WHERE 
  key_id = 'b572a8deae68cf4624e1d0298e863d676bcb0807a72cc8366b8af417d24432a7' 
  AND (
    token = 'K40NzpYKsXMhxngmoL6onMOF6FzfiZyFWPSrGtkgPGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )