UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B4jHfdRD8aI4zFNrjQohZfWTMaqkE4W7fonqlL+GONg=' 
WHERE 
  key_id = '4898d6849bdca1ce319e6bba1d6bbadc95a4a07de814d95266802702d48221b1' 
  AND (
    token = 'B4jHfdRD8aI4zFNrjQohZfWTMaqkE4W7fonqlL+GONg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )