UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BpXoi0dtpb/FSDXsVKqUxTz45O+NDRXENMwcC7GE9xg=' 
WHERE 
  key_id = '7e2ce7ee8c1ca8f1d73b6961f94b7463985446122f310177bb5cbc28435a5869' 
  AND (
    token = 'BpXoi0dtpb/FSDXsVKqUxTz45O+NDRXENMwcC7GE9xg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )