UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GUX6QKQKvuy873JSLqhmvCAI7Kb/y+a/VlEKuc2lVlc=' 
WHERE 
  key_id = '8d76039c9377426ba7e531dbad12dcdbaf874dd07288cd8eea8de9da026cd750' 
  AND (
    token = 'GUX6QKQKvuy873JSLqhmvCAI7Kb/y+a/VlEKuc2lVlc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )