UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mCD/n80mnpOj75R0aD18cewjgL1Z2V6fwkvc1FsPFV4=' 
WHERE 
  key_id = '81512dc66dfed5f0be1b2d35349d4018f4b5e09971b7cd56dbdfbcdff9200f59' 
  AND (
    token = 'mCD/n80mnpOj75R0aD18cewjgL1Z2V6fwkvc1FsPFV4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )