UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8SWn73ncQoGQDX/TOOr9b6xvb67b0MfzOnGbpEugL0g=' 
WHERE 
  key_id = 'd6c57e68ba29d9358f4c21a21354de2809b6dc7c1ccdb42abbeb4e598ee3c8ff' 
  AND (
    token = '8SWn73ncQoGQDX/TOOr9b6xvb67b0MfzOnGbpEugL0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021