UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E858kJ5FoiS3dBkl6JLmOHqTlsoxiYohPEx5fu0D4NU=' 
WHERE 
  key_id = 'ff3b644baf6de0295fdd13db3e03a230d16cddca64fa8cfdc05ea93f7517d929' 
  AND (
    token = 'E858kJ5FoiS3dBkl6JLmOHqTlsoxiYohPEx5fu0D4NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026