UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K6vnp5y1aL8bVv5uLX2xr1pnPjvEX+oXcpMTlTwl0jo=' 
WHERE 
  key_id = 'b49c3c59e0b7a8af9048d91717f4f15ebb35d86a226a4e3e4175f3d00ab37b25' 
  AND (
    token = 'K6vnp5y1aL8bVv5uLX2xr1pnPjvEX+oXcpMTlTwl0jo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )