UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rN59ppMdqjRtzOp439LJwOZjgP9x3BgzP4tGumFddo4=' 
WHERE 
  key_id = '74c33633802e21ff2398f8f58ddfed9e75d0ce600bfc52a017c66c2a61968988' 
  AND (
    token = 'rN59ppMdqjRtzOp439LJwOZjgP9x3BgzP4tGumFddo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )