UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUy7PNpzuEP4xCNAZYJGtHcZxcq+1oqjTeQd3WQKej8=' 
WHERE 
  key_id = '3ef8f01cf4550b890521febb3896e3e125fcf15f80d33d8234ccc9ab5536f899' 
  AND (
    token = 'KUy7PNpzuEP4xCNAZYJGtHcZxcq+1oqjTeQd3WQKej8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )