UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SkM+0bW4ZdRnnUETTmnGC0/cujiElZ+ndIv1F+gRGIM=' 
WHERE 
  key_id = '733925e3e5f82f8dec5d81f8099514fdea4f49e0926ee5a5f794d56c2ddb1ae0' 
  AND (
    token = 'SkM+0bW4ZdRnnUETTmnGC0/cujiElZ+ndIv1F+gRGIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036