UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'McyBFvnB9Cyf6WB9gMRRtf0NNKjs7QwWQ/s9S4U4esQ=' 
WHERE 
  key_id = '0eb5402f1e9d23482f304317d8f64b991394e3495915488297e99af86f05796e' 
  AND (
    token = 'McyBFvnB9Cyf6WB9gMRRtf0NNKjs7QwWQ/s9S4U4esQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )