UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MWT7xTOl3338o3zmfYgF76ltm+ZBRfTCoTiuXNIGkJ8=' 
WHERE 
  key_id = '401cf97ad5734ca6f4bfa338a27fdd33e079accfa18bb861c18655aa93d36feb' 
  AND (
    token = 'MWT7xTOl3338o3zmfYgF76ltm+ZBRfTCoTiuXNIGkJ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )