UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'seh+MfBncZyKbGC6lpCxAqXLWsj0pNHIwprfLLrJ0RI=' 
WHERE 
  key_id = 'c90c723b2ec5c8241ba6feaa185036da6ddce665c5d75e08d9e871265244e181' 
  AND (
    token = 'seh+MfBncZyKbGC6lpCxAqXLWsj0pNHIwprfLLrJ0RI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025