UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XCp+hLKAhOl8vSlICaBS2b+mNvZWszbYGqA/nBasVSw=' 
WHERE 
  key_id = '1e102d6558de3b3f211507ece98e2068a5c97e70ae2cf9a544f45288db8f7fb7' 
  AND (
    token = 'XCp+hLKAhOl8vSlICaBS2b+mNvZWszbYGqA/nBasVSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022