UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yaY9bPJVaCNV/EWDX1z70Z2dqE7vTMvrBk9vBAQ5Xtk=' 
WHERE 
  key_id = '7f2704b02c636dc551f2350cf3999445d3ebb83480bed0b186d67935ab9a0e54' 
  AND (
    token = 'yaY9bPJVaCNV/EWDX1z70Z2dqE7vTMvrBk9vBAQ5Xtk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )