UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4u7Hbim3QR5Z0ITzJAQotZGALzc/IXBW8ZlkM/8PBFE=' 
WHERE 
  key_id = 'a9bd2c93ff9a63809f6082e90052e7ea03de7fd05ecc0544e26e4b53bcf403c4' 
  AND (
    token = '4u7Hbim3QR5Z0ITzJAQotZGALzc/IXBW8ZlkM/8PBFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )