UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kznESNM8xpn4AQNkxfO6865Bhni432eTjJ3Q8lOVQIs=' 
WHERE 
  key_id = 'b3708a931e73bc40327a2247ee43761e9e7e598de18c0f40f7ca453e1113eef9' 
  AND (
    token = 'kznESNM8xpn4AQNkxfO6865Bhni432eTjJ3Q8lOVQIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )