UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3AublJmZS5JfkNnI7rsP4+/4NdynRSLg6cjWVs78D80=' 
WHERE 
  key_id = 'e6686e7ccf696df79c869800490752a7e70a153c3678cddd58e102b200b301d3' 
  AND (
    token = '3AublJmZS5JfkNnI7rsP4+/4NdynRSLg6cjWVs78D80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033