UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/dnE0AIvxaY0v3A2pOpIak9PEMhpWSnZJQbIFULTQYM=' 
WHERE 
  key_id = '31c10b2550f7eef9c6335946a2e1012718c4f3688ebb3c314735711b44d54339' 
  AND (
    token = '/dnE0AIvxaY0v3A2pOpIak9PEMhpWSnZJQbIFULTQYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )