UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ylbcm7P2rxZJRZzXI5S63O8fMdty0tD6dwKTlS/0mok=' 
WHERE 
  key_id = '4bc26c0a6717b3143ef4c829f83485b18841041f0d9a7bab8fb14b53fdfa02a1' 
  AND (
    token = 'ylbcm7P2rxZJRZzXI5S63O8fMdty0tD6dwKTlS/0mok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )