UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51sXhR5n5QEldaf3iWiNZODZ7KFbzDHnL1axJHhA6uE=' 
WHERE 
  key_id = 'b3fd6b8b34b2e2fb19fe128f4ae8a83f5ad6eaae46460dbb8c4204ae6ca48c83' 
  AND (
    token = '51sXhR5n5QEldaf3iWiNZODZ7KFbzDHnL1axJHhA6uE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )