UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ielVnTBCQ1Xkp13SYW6HI9FPSjX/pkXqCXDPUuHWPto=' 
WHERE 
  key_id = '0c475725fc7751deebbd1cc8c75d5fd9950cd32af7a624361ad540083a19086f' 
  AND (
    token = 'ielVnTBCQ1Xkp13SYW6HI9FPSjX/pkXqCXDPUuHWPto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )