UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CIMWqOWHXVNN86O4FMxWQd8I0vZk1PaQBCZ42JWeVQ0=' 
WHERE 
  key_id = '502a4c2a4e0b2c3aef1c9374488233c09f841f8f3da95299acdc934056c96ef1' 
  AND (
    token = 'CIMWqOWHXVNN86O4FMxWQd8I0vZk1PaQBCZ42JWeVQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )