UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BqKu2pGxIQPnuhVNce9OzEWaxUL4nnNOQ8a9pZbdtGk=' 
WHERE 
  key_id = '5cfb24c04ca8639fd71443c039b90a032e15f8cf2e0a11e56df9ade7e16cbc9e' 
  AND (
    token = 'BqKu2pGxIQPnuhVNce9OzEWaxUL4nnNOQ8a9pZbdtGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )